An increase in wage rate, other things constant, shifts the aggregate supply curve downward

The formula for the tax multiplier is

A) (1 + b) / (1 - b). B) 1 / (1 - b). C) -b / (1 - b). D) b / (1 - b).

Sharing contracts in franchising the marginal benefit of the effort

a. Increases b. Decreases c. Do not change d. Eliminates