An increase in labor's productivity will cause the SRAS curve to shift __________ and the price level to __________

The labor force includes

A) only the number of people employed. B) discouraged workers. C) only the number of people unemployed. D) both employed and unemployed workers.

When entry and exit behavior of firms in an industry does not affect a firm's cost structure,

a. the long-run market supply curve must be horizontal. b. the long-run market supply curve must be upward-sloping. c. the long-run market supply curve must be downward-sloping. d. we do not have sufficient information to determine the shape of the long-run market supply curve.