The determinants of economic growth include all of the following except

If the consumer sentiment index turns down sharply over a period of several months, which of the following is most likely to occur in the near future?

a. an increase in aggregate demand and expansion in real output b. a reduction in aggregate demand and a contraction in real output c. a reduction in aggregate demand and expansion in real output d. an increase in aggregate demand and a contraction in real output

If a firm decreases production, then its:

A. variable costs rise. B. fixed costs stay the same. C. total costs increase. D. All of these are true.