Let C = 150 + 0.5y and I = 45. At the equilibrium level of income, y*, the level of saving is

Exhibit 7-1 Production of pizza data Workers Pizzas 0   0 1   4 2 10 3 15 4 18 5 19 Exhibit 7-1 shows the change in the production of pizzas as more workers are hired. The marginal product of the second employee equals:

A. 4. B. 10. C. 14. D. 6.

Refer to the figure below. In response to gradually falling inflation, this economy will eventually move from its short-run equilibrium to its long-run equilibrium. Graphically, this would be seen as 

A. long-run aggregate supply shifting leftward B. Short-run aggregate supply shifting upward C. Short-run aggregate supply shifting downward D. Aggregate demand shifting leftward