just a answers no explanation

If the size of the underground economy increases over time . O a. real GDP will rise more rapidly than per capita real GDP . O b. per capita real GDP will rise more rapidly than real GDP . O c. GDP will increasingly tend to understate the level of output through time . O d. GDP will increasingly tend to overstate the level of output through time . Which of the following is least likely to be hurt by unanticipated inflation ? O a. an owner of a small business with high debts . b. a retired steelworker with a partially indexed pension. O c. an unskilled worker who makes an unindexed wage . O d. a disabled labourer who is living off accumulated savings . Suppose that a person's nominal income rises from $10 000 to $11 000 and the consumer price index rises from 100 to 105. The person's real income will O a rise by about 5 percent. Ob. rise by about 1 percent . Oc, . rise by about 10 percent . Od. fall by about 5 percent.If the size of the underground economy increases over time . O a. real GDP will rise more rapidly than per capita real GDP . O b. per capita real GDP will rise more rapidly than real GDP . O c. GDP will increasingly tend to understate the level of output through time . O d. GDP will increasingly tend to overstate the level of output through time . Which of the following is least likely to be hurt by unanticipated inflation ? O a. an owner of a small business with high debts . b. a retired steelworker with a partially indexed pension. O c. an unskilled worker who makes an unindexed wage . O d. a disabled labourer who is living off accumulated savings . 5 Suppose that a person's nominal income rises from $10 000 to $11 000 and the consumer price index rises from 100 to 105. The person's real income will O a rise by about 5 percent. Ob. rise by about 1 percent . Oc, . rise by about 10 percent . Od. fall by about 5 percent.The economic cost of unemployment can be measured by the O a. amount by which potential output exceeds actual real output . O b. excess of real output over nominal output . O c. excess of nominal output over real output . . O d. amount by which actual real output exceeds potential output . Which of the following form the basis of GDP calculated using the income approach O a. factor prices, profit, rent, and net capital . O b. wages, rent, profit, and interest . O c. depreciation, profit, investment, and interest . O d. Indirect taxes, consumption, rent, and wages . Product differentiation and advertising are profitable ventures only when O a. the gain in total revenue outweighs the extra cost . O b. they do not affect entry barriers . O c. the market is oligopolistic . O'd both raven