It is known as Balance of payments - an economic term. (BOP) calculates the payments that flow among any individual country and all other countries. It is used to summarize all international economic transactions for that country during a specific time, generally a year. The BOP is determined by the country's exports and imports of products, services, and financial capital, as well as financial transfers. It shows all payments and liabilities to foreigners (debits) and all payments and obligations received from foreigners (credits).