In the balance of payments of a country, tourism is classified under

Tourism is classified under the invisible trade in the balance of payments of a country. Invisible trade refers to international transactions that do not involve the transfer of tangible goods or services. Instead, it includes transactions related to services such as transportation, tourism, and financial services. Since tourism involves the exchange of services, it falls under the invisible trade category in the balance of payments. Other examples of invisible trade items include remittances, royalties, and fees for intellectual property rights.