In the Solow model, if investment is depreciation, the capital stock a. equal to; declines b. greater than; declines c. greater than; grows d. equal to; grows e. less than; grows QUESTION 5 An economy's is/are equal to its a. investment; government expenditures b. taxes; net exports c. expenditure on goods; expenditure on services d. consumption; income e. expenditure on goods and services; output QUESTION 6 When a lower-income economy's GDP is able to "catch up" with a higher-income economy's GDP, this behavior is related to an important concept called economic convergence. True False.