Spendable asset such as a checking deposit 2 A shortfall of tax revenue relative to government spending causing public saving to be negative 3 An economy with no international transactions 4. Financial institutions through which savers can indirectly lend to borrowers 5. The group of institutions in the economy that help match borrowers and lenders 6 The amount of borrowing for investment desired at each real interest rate 7. The income that remains after consumption expenditures and taxes 8 9 The accumulation of past budget deficits