Public choice theory applies ____ principles to politics

If you hire different workers each depending on the amount of sales you expect, this is an example of a ________ cost

a. fixed b. variable c. total d. marginal

The determinants of aggregate supply:

A. are consumption, investment, government, and net export spending. B. explain why real domestic output and the price level are directly related. C. explain the three distinct ranges of the aggregate supply curve. D. include resource prices and resource productivity.