Net value of all economic transactions-including trade in goods and services, transfer payments, loans, and investments-between residents of the same country and those of all other countries. The International Money FundÃ¢Â€Â™s accounting system that tracks the flow of goods, services, and capital in and out of each country. It is a list or accounting, of all of a country's international transactions for a given time period, usually one year. Payments into the country (receipts) are entered as positive numbers, called credits; payments out of the country (payments) are entered as negative numbers called debits. A single number summarizing all of a country's international transactions: the balance of payments surplus.