Refer to the graph below. If the government wishes to collect tax revenues equal to R2, supply-side economists would strongly advise the government to set tax rates at:

In the market for a foreign currency, the curve that represents the "willingness of those who have foreign currency to trade them for the U.S. dollar" is the

A. demand curve. B. equilibrium curve. C. price curve. D. supply curve.

Keynes believed

A. lowering wages could cure a depression. B. the interest rate was more important than the expected rate of profit in determining the level of investment in an economy. C. our economy always tends toward full employment. D. aggregate demand was more important than aggregate supply in the short run.