QUESTION 17 The largest spending category in computing aggregate expenditure is: a. consumption expenditure b. investment expenditure c. government expenditure d. net exports QUESTION 18 The unemployment of keypunch operators caused by advances in computer technology is an example of: a. cyclical unemployment b. frictional unemployment c. seasonal unemployment d. structural unemployment QUESTION 19 An economy at full employment will still have some: a. frictional unemployment b. structural unemployment c. seasonal unemployment d. all of the above