An increase in the quantity of goods and services produced in a country which raises her national income is known as

An increase in the quantity of goods and services produced in a country that raises its national income is known as economic growth. This means that the country is producing more goods and services than before, which leads to an increase in its overall income or Gross Domestic Product (GDP). Economic growth is an important goal for countries because it allows them to improve their standard of living, create more job opportunities, and invest in social services such as education and healthcare. It is different from economic development, which refers to a broader concept that includes improvements in the quality of life and social welfare of the people, in addition to economic growth.