JAMB UTME - Economics - 2022

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If the marginal utility of a commodity is equal to its price, then the consumer is in equilibrium. This means that the consumer is getting the maximum satisfaction possible from the commodity, given its price. If the marginal utility was greater than the price, the consumer would be willing to pay more for an additional unit of the commodity, indicating that they are not yet at their maximum level of satisfaction. Conversely, if the marginal utility was less than the price, the consumer would not be willing to pay the price for an additional unit, indicating that they have already exceeded their maximum level of satisfaction. Therefore, when the marginal utility is equal to the price, the consumer is in a state of balance, and does not want to consume more or less of the commodity.

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The firm is said to be experiencing diseconomies of scale if the cost of production continues to increase as its output rises. Diseconomies of scale occur when the firm becomes too large, and the increased complexity and coordination costs of managing a large organization outweigh the benefits of increased production. This can result in a decrease in efficiency, productivity, and profitability for the firm.

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An example of commodity money is silver. Commodity money is a physical object that has intrinsic value in addition to its value as a medium of exchange. Historically, commodities such as gold and silver have been used as a form of money because they are scarce and have inherent value. For example, silver is used not only as money, but also for jewelry, silverware, and other industrial applications. In this way, its value is based on its usefulness in addition to its value as a medium of exchange. In contrast, modern forms of money, such as currency notes, mobile money, and cheques, are not commodities in and of themselves but represent a claim on goods and services.

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When the central bank increases the bank rate, it becomes more expensive for banks to borrow money from the central bank. This, in turn, leads banks to charge higher interest rates on loans they give to their customers. As a result, borrowing becomes more expensive for customers, so they might choose to borrow less money or pay off existing loans. This discourages borrowing and slows down the overall spending in the economy. On the other hand, since banks have to pay a higher interest rate to the central bank, they might be able to increase the interest they charge on loans, which would increase their profits. The increase in the bank rate does not directly impact the money supply in the economy. The central bank can use other tools, such as open market operations, to influence the money supply.

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Transfer payments refer to payments made by the government or other institutions to individuals or other entities, without receiving any goods or services in return. These payments are typically made for social welfare purposes or to redistribute income. An example of a transfer payment in national income accounting is unemployment allowance paid to citizens who are unemployed. The government pays these allowances to support individuals who are currently out of work and seeking employment. This payment is considered a transfer payment because the government is not receiving any goods or services in return for the funds provided. Transfer payments are not included in the calculation of GDP because they do not represent the production of goods or services. However, they are important in measuring the overall economic well-being of a society, particularly in terms of income distribution and social welfare.

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The major role of multi-national companies in the petroleum industry in Nigeria is oil prospecting. These companies typically invest heavily in exploration, drilling, and production of crude oil in Nigeria, which is one of the largest oil-producing countries in Africa. The multi-national companies also play a significant role in the development of Nigeria's oil and gas infrastructure, including pipelines, storage facilities, and export terminals, which are necessary for getting the oil to international markets. While some of these companies are also involved in downstream activities such as oil marketing and refining, their primary role in Nigeria's petroleum industry is oil exploration and production.

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An important factor hindering the rapid development of the industrial sector in Nigeria is inadequate infrastructure facilities. This includes factors such as inadequate transportation systems, unreliable electricity supply, poor communication networks, and insufficient access to water and sanitation facilities. These factors can increase the cost of production, reduce productivity and efficiency, and make it difficult for industries to compete with other countries. The dominance of the oil sector has also been a significant factor, as it has led to a neglect of other sectors, including manufacturing and industry. Excessive demand for finished products and rural-urban migration may have some impact on industrial development but are not as significant as inadequate infrastructure and the dominance of the oil sector.

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The International Bank for Reconstruction and Development (IBRD) is a specialized agency of the United Nations that provides loans, technical assistance, and other services to developing countries. Out of the options provided, the IBRD does not reduce tariffs among its members. Its main focus is on granting long-term loans to member countries for development projects, providing technical expertise to help those countries implement those projects successfully, and developing human resources in those countries. Tariff reduction is not one of its main functions.

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The effect of an increase in the personal income tax is to reduce the disposable income of taxpayers. When personal income taxes are increased, taxpayers have less money to spend on goods and services, as more of their income is going towards taxes. This reduction in disposable income can lead to a decrease in consumer spending, which can have a negative impact on businesses and the economy as a whole. Increasing personal income taxes may also have a distorting effect on the economy, as it can create disincentives for individuals to work, save, and invest. However, it is not likely to raise the absolute price level, as this is determined by a variety of factors including supply and demand in the economy. Furthermore, an increase in personal income taxes is not directly linked to a reduction in unemployment, as this is influenced by a wide range of factors such as economic growth, labour market policies, and the overall state of the economy.

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The demand for labour is an example of derived demand. Derived demand refers to the demand for a good or service that arises from the demand for another good or service. In the case of labour, the demand for it is derived from the demand for the goods and services that labour produces. For example, a factory may demand more labour to increase production of a particular product to meet customer demand. The demand for labour is not a direct demand, but rather a demand that is derived from the demand for the final product.

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If the Central Bank increases its bank rate, it means that it has increased the interest rate at which commercial banks can borrow money from the Central Bank. This, in turn, makes it more expensive for commercial banks to borrow money, which can have several effects on the economy. Firstly, since it is more expensive for banks to borrow money, they may become more cautious about lending money to their customers. This means that customers may find it more difficult to obtain loans or credit from banks, and the amount of borrowing may decrease. So, is not correct. Secondly, if banks find it more expensive to borrow money, they may also try to increase the interest rates they charge on loans and mortgages to maintain their profits. This could make borrowing more expensive for customers, and the interest charges by banks may rise rather than fall. So, is not correct. Thirdly, if the cost of borrowing money for commercial banks increases, they may not want to borrow as much money, which could reduce the supply of money in the economy. So, is correct. Lastly, an increase in the Central Bank's bank rate may not cause many banks to shut down their operations. However, some smaller banks or financial institutions that heavily rely on borrowing may struggle to stay afloat. So, is not correct. In conclusion, an increase in the Central Bank's bank rate can reduce the supply of money in the economy and increase the cost of borrowing for banks, which could result in higher interest rates for customers.

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The main objective of marketing boards is to stabilize the incomes of cash crop farmers. Marketing boards help to regulate the supply and demand of cash crops, ensuring stable prices and incomes for farmers. They also provide support services to farmers, such as warehousing facilities and education on pricing, to help them sell their crops more effectively. While marketing boards may generate revenue for the government, their primary focus is on supporting and protecting the livelihoods of farmers.

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The major disadvantage of a capitalist economy is that it worsens income inequality among the citizens. In a capitalist system, the means of production and distribution of goods and services are privately owned and operated for profit, leading to a concentration of wealth and power in the hands of a small group of people who own the most productive resources. This results in a situation where the rich get richer, while the poor get poorer, and there is a growing gap between the incomes and living standards of the wealthy and the less well-off members of society. This can create social unrest and political instability, as well as limit opportunities for social mobility and economic growth.

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A free trade area is a form of economic integration where member nations agree to eliminate tariffs and trade barriers on goods and services traded among themselves. However, each member nation is still free to impose duties against non-member nations. In other words, members have a free trade agreement with each other, but they can still have their own trade policies towards non-members. In contrast, a customs union is an advanced form of a free trade area where member nations not only eliminate tariffs among themselves, but they also agree to have a common external tariff towards non-member nations. This means that all goods entering the customs union must pay the same tariffs, regardless of which member nation they are entering. A common market is a further step towards integration, where not only goods, but also factors of production such as capital and labor can freely move among member nations. This allows for a more integrated and efficient market, but it also means that member nations have less control over their trade policies. An economic community is a broader form of integration, where member nations agree to coordinate and harmonize their economic policies in a wide range of areas, including trade, monetary policy, and fiscal policy. This is the most advanced form of integration, as it involves a high degree of cooperation and coordination among member nations.

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If the government imposes a minimum price on a commodity, it means that sellers cannot sell the commodity for a price lower than the minimum price set by the government. This is done to ensure that the producers of the commodity are getting a fair price for their goods. When a minimum price is set, it may result in excess supply (market surplus) of the commodity, as producers may be incentivized to produce more of the commodity at the higher price. However, the surplus can be reduced if the government buys the excess supply or if producers reduce their production. In the short-run, the market may be cleared, which means that all of the available supply of the commodity is sold at the minimum price set by the government. However, in the long-run, excess demand may occur as the minimum price may discourage buyers from purchasing the commodity. Therefore, government regulation may still be needed to ensure that the market operates efficiently, even with the minimum price in place.

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When the demand for a commodity is perfectly price inelastic, it means that people will buy the same amount of the commodity no matter how much it costs. Therefore, if the government increases the tax on this commodity, people will still buy the same amount of it, and the tax revenue will increase. When the demand for a commodity is price inelastic, it means that people will buy a relatively small amount less of the commodity if the price increases. Therefore, if the government increases the tax on this commodity, people will still buy it, but they will pay more for it, and the tax revenue will increase. When the demand for a commodity is price elastic, it means that people will significantly reduce the amount they buy if the price increases. Therefore, if the government increases the tax on this commodity, people will buy less of it, and the tax revenue may not increase as much as expected. When the demand for a commodity is unitary elastic, it means that the change in quantity demanded is exactly proportional to the change in price. Therefore, if the government increases the tax on this commodity, the tax revenue will increase, but the increase in price may cause people to buy slightly less of it. Overall, if the demand for a commodity is relatively inelastic, the government may be able to increase revenue by increasing taxes on it. However, if the demand for a commodity is relatively elastic, the government may not be able to significantly increase revenue by increasing taxes on it, as people may switch to other alternatives or reduce their consumption of the commodity.

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The type of unemployment found among workers who leave their jobs in search of other jobs is called frictional unemployment. This occurs when individuals are between jobs and are actively searching for new employment opportunities. Frictional unemployment is typically short-term and is a natural part of the job search process. It can occur due to various reasons such as workers seeking better job opportunities, moving to a new location, or recently graduating from school. Although frictional unemployment may be a temporary situation for individuals, it can have an impact on the economy if the time taken to find a new job is prolonged. However, it is generally seen as a less problematic form of unemployment than other types, such as structural or cyclical unemployment, which can have more severe and long-lasting effects on the economy.

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Holding money to take care of contingencies is a precautionary motive. This means that people keep money saved in case of unexpected events or emergencies, such as a sudden illness, job loss, or car repair. By having money set aside, they are better prepared to handle these situations and can avoid going into debt or facing financial hardship. In short, holding money for precautionary reasons is a way to protect one's financial security and peace of mind.

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Statutory organizations usually established by Acts of parliament are called public corporations. A public corporation is a type of legal entity that is established by the government through legislation to perform a specific function or provide a particular service to the public. Public corporations can be formed at the national, state, or local level, and can take a variety of forms depending on their specific mandate. While public enterprises are also entities that are owned and controlled by the government, they may not necessarily be established by Acts of parliament. Cooperative societies are typically voluntary organizations formed by individuals or businesses to pool resources and share risks, while joint-stock companies are privately owned businesses that are established to generate profit for their shareholders.

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The scale of preference refers to a list of a consumer's wants or desires arranged in order of importance or priority. It shows the consumer's preferences or choices among different options. The scale of preference is subjective and varies from person to person. For instance, if a person is given the choice to buy a new smartphone, a new pair of shoes, or a ticket to a concert, they may rank these options in order of priority. If they value communication more than entertainment, they may choose the smartphone as their top priority. Conversely, if they value entertainment more than communication, they may choose the concert ticket. Thus, the scale of preference is a way to understand how consumers make choices based on their preferences and priorities, and it helps in predicting their behavior in the market.

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The International Bank for Reconstruction and Development (IBRD) as an international monetary institution is concerned with the development of infrastructure in member nations. The IBRD, also known as the World Bank, was established to help finance the reconstruction and development of war-torn and developing countries after World War II. The bank provides loans, technical assistance, and other financial services to support projects in a variety of sectors, including infrastructure development, such as transportation, energy, and communication networks, among others. While the IBRD is concerned with the economic development of member nations, it is not primarily focused on financing private business or improving trade among member nations, although these may be outcomes of its operations. Additionally, the IBRD may also provide assistance to member nations facing balance of payments problems, but this is not its primary objective.

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The theory of comparative advantage states that a commodity should be produced in that nation where the opportunity cost is least. Opportunity cost is the cost of choosing one option over another, and in the context of comparative advantage, it refers to the cost of producing a particular good or service in terms of what has to be given up to produce it. A country should specialize in producing and exporting the goods and services for which it has a comparative advantage, which means that it can produce them at a lower opportunity cost than other countries. While the absolute cost and absolute money cost of production can be important factors in determining the competitiveness of a particular commodity, the theory of comparative advantage emphasizes the importance of considering opportunity cost. Furthermore, the production possibility curve, which shows the maximum combination of two goods that can be produced with a given set of resources, is not directly related to the theory of comparative advantage, although it can help illustrate some of the concepts involved in the theory.

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Commodities X and Y are substitutes. Substitute goods are products that can be used in place of each other. When the price of commodity X rises, consumers shift to commodity Y because it is a cheaper alternative to X. An example of substitute goods is coffee and tea - if the price of coffee increases, some people may switch to drinking tea instead.

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The industry that adds more value to primary products is the processing industry. The processing industry takes raw materials, such as those produced by the mining industry, and turns them into finished products through various manufacturing processes. This added value comes from transforming the raw materials into something that is more useful and valuable to consumers. The service industry, on the other hand, provides services to individuals and businesses, such as consulting, financial advice, or customer support. While the service industry is important for the economy, it does not add value to primary products in the same way that the processing industry does. The construction industry involves the building of structures and infrastructure, such as buildings, roads, and bridges. While the construction industry uses materials produced by the mining industry, it does not add value to these materials in the same way that the processing industry does. In conclusion, the processing industry is the industry that adds the most value to primary products by transforming raw materials into finished goods that are more useful and valuable to consumers.

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Based on the pie chart, the Education sector is represented by 1/3 of the total budget allocation. To find out how much is allocated to Education, we can calculate 1/3 of the total budget: 1/3 x $7,200 = $2,400 Therefore, the answer is $2,400.00.

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The middlemen is responsible for "breaking the bulk". Middlemen are intermediaries between producers and consumers in the distribution process. They play a crucial role in getting products from the producers to the consumers, and they perform a variety of functions such as transportation, storage, and marketing. One important function of middlemen is to break the bulk of products. This means they take large quantities of goods from producers and break them down into smaller units that can be sold to consumers in the desired quantities. For example, a farmer may produce tons of wheat, but consumers may only want to buy it in small quantities. Middlemen can purchase the bulk quantity from the farmer, then break it down into smaller units that can be sold to individual consumers. Breaking the bulk is important for several reasons. It allows for greater efficiency in the distribution process, as products can be transported and stored more easily in smaller units. It also allows for greater flexibility in meeting consumer demand, as products can be sold in the quantities that consumers desire. Finally, it can help to reduce costs for both producers and consumers, as middlemen can aggregate products from multiple producers and sell them at a lower cost than individual producers could achieve on their own.

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A consumer of a single commodity is in equilibrium when they have reached a point where they are satisfied with the amount of the commodity they have purchased and consumed, and do not feel the need to buy any more or any less of it. This equilibrium can be achieved in different ways, but one common way is when the marginal utility, or the additional satisfaction gained from consuming one more unit of the commodity, is equal to the price paid for that unit. In other words, the consumer is willing to pay the price because they feel they are getting enough satisfaction from the additional unit. At this point, the consumer has no incentive to buy more of the commodity, because the marginal utility would be lower than the price, and they would feel like they are overpaying for the satisfaction gained. Conversely, if the price were to decrease, the marginal utility would be higher than the price, and the consumer may feel like they are getting a good deal and may want to purchase more of the commodity. Ultimately, the consumer is in equilibrium when they have found a balance between the satisfaction gained from the commodity and the price paid for it.

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When the central bank increases the bank rate, it becomes more expensive for banks to borrow money from the central bank. This in turn causes interest rates on loans and mortgages offered by commercial banks to increase as well. As a result, people and businesses are less likely to take out loans, because they have to pay more in interest. So, borrowing is discouraged. On the other hand, banks are able to charge more for loans, so they can increase their profits. However, this increase in interest rates can also lead to a decrease in spending, which can slow down economic growth.

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Among the given options, the factor that may not affect the efficiency of labor is the race and color of the workforce. The efficiency of labor refers to the amount of output that a worker can produce within a given time frame. Education and training can enhance workers' skills and knowledge, improving their ability to perform their jobs efficiently. Providing welfare services such as healthcare, childcare, and paid time off can also increase worker satisfaction and well-being, which can positively impact their productivity. The quality of other factor inputs, such as machinery, raw materials, and technology, can also have a significant impact on labor efficiency. High-quality inputs can facilitate and enhance workers' ability to produce more output in less time, increasing their efficiency. However, the race and color of the workforce do not inherently affect the efficiency of labor. A worker's productivity is determined by their individual skills, knowledge, and work ethic, regardless of their race or color. Discrimination based on race or color can negatively impact worker morale, job satisfaction, and opportunities, which can indirectly affect labor efficiency. Still, race or color itself is not a direct determinant of worker efficiency.

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A disadvantage of a joint-stock company is the potential for loss of controlling interest. In a joint-stock company, ownership is divided into shares, which can be bought and sold by individual shareholders. If a large number of shares are sold to other individuals or entities, it can dilute the ownership and control of the original shareholders, making it more difficult for them to have a significant say in the decision-making process. Limited liability is actually an advantage of a joint-stock company, as it protects shareholders from personal financial liability beyond their investment in the company. Continuity is also an advantage of a joint-stock company, as it can continue to exist even if shareholders come and go or if one or more shareholders die. Unlimited liability, on the other hand, is a disadvantage of a sole proprietorship or partnership, where the owner or partners can be held personally liable for the debts and obligations of the business.

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If workers at the school canteen cannot sell during the holidays, this is an example of seasonal unemployment. This means that the workers are temporarily out of work due to changes in demand for their labor, in this case because the school is not in session. Seasonal unemployment is a common occurrence in industries that are heavily influenced by the time of year, such as agriculture, tourism, and retail. While the workers may have other employment options, they are currently without work due to the seasonality of the school canteen.

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The increase in the demand for a commodity may lead to a decrease in the demand for another if both are in competitive demand. When two goods are in competitive demand, they are seen as substitutes for each other, meaning that they can be used for the same purpose. For example, coffee and tea can be seen as substitutes for each other, since both are beverages that can be used to satisfy the same desire for a hot drink. So, if the demand for coffee increases, people may buy more coffee and less tea, because they see coffee as a substitute for tea. Similarly, if the demand for tea increases, people may buy more tea and less coffee, because they see tea as a substitute for coffee. On the other hand, if two goods are in complementary demand, they are often used together. For example, if the demand for cars increases, the demand for gasoline will also increase, since cars require gasoline to run. Similarly, if the demand for smartphones increases, the demand for phone cases may also increase, since people may want to protect their phones. In composite demand, a good has multiple uses, so an increase in demand for one use may not necessarily lead to a decrease in demand for another use. And in the case of goods of the same quality, an increase in demand for one good does not necessarily affect the demand for the other good, since they are not substitutes or complements.

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A minimum price legislation is also called a price floor. A price floor is a type of price control set by the government that sets a minimum price that must be paid for a particular good or service. The government typically sets a price floor in order to help support the producers of the good or service by ensuring they receive a certain level of income. For example, if the government sets a minimum price for agricultural goods, such as wheat or milk, it can help support farmers by ensuring that they receive a fair price for their products. A price floor is usually set above the equilibrium price of the good or service in question, which means that it can create a surplus of supply. This surplus can result in a number of economic issues, such as a buildup of inventory or a decrease in demand, which can lead to further government intervention or market adjustments. Overall, price floors and other types of price controls can be controversial, as they can have both positive and negative effects on producers, consumers, and the overall economy.