The document discusses balance of payments categories and the international flow of goods, services, and capital. It describes how the current account, capital account, and official reserves account relate through double-entry bookkeeping. It also explains the linkages between domestic savings and investment, and the current and capital accounts. The document considers possible solutions for coping with a current account deficit, finding that currency depreciation and protectionism are generally ineffective, while stimulating national saving may help address imbalances.