u.s. net capital outflow . question 4 options: is a part of the demand for loanable funds, and the source of the supply of dollars in the foreign exchange market. is a part of the demand for loanable funds, and a source of the demand for dollars in the foreign exchange market. is a source of the supply of loanable funds, and the source of the supply of dollars in the foreign exchange market. is a source of the supply of loanable funds, and a source of the demand for dollars in the foreign exchange market.