What do the plus signs and negative signs signify in the U.S.

balance-of-payments statement? Which of the following items appear in the current account and which appear in the capital and financial account? U.S. purchases of assets abroad; U.S. services imports; foreign purchases of assets in the United States; U.S. good exports, U.S. net investment income. Why must the current account and the capital and financial account sum to zero? LO2