Fill in the blank: Rebecca goes to the hairdresser more often now that her salary has increased. For Rebecca, the hairdresser's service is probably ________

Which of the following shifts both short-run and long-run aggregate supply left?

a. a decrease in the actual price level b. a decrease in the expected price level c. a decrease in the capital stock d. a decrease in the money supply

Which of the following causes a leftward shift in the short-run aggregate supply curve?

A. an increase of goods prices while nominal incomes are unchanged B. an increase in nominal incomes (wages and salaries) C. an increase of full-employment real GDP D. an increase of personal consumption expenditures while the price level is unchanged