Other things equal, what effects would each of the following have on aggregate demand or aggregate supply? In each case use a diagram to show the expected effects of the equilibrium price level and the level of real output.

A- A reduction in the economy's real interest rate

B- A major increase in federal spending for health care (with no increase in taxes)

C- The complete disintegration of OPEC, causing oil prices to fall by one-half

D- A 10% reduction in personal income taxes rates (with no change in government spending)

E- A sizeable increase in labor productivity (with no change in nominal wages)

F- A 12% increase in nominal wages (with no change in productivity)

G- A sizeable depreciation in the international value of the dollar