The number of the countries of the world classified as a less developed country (LDC) is about:

Define the exchange rate

What will be an ideal response?

The existence of economic fluctuations makes it clear that

a. we should stimulate the economy with tax cuts b. recessions are caused by shifts in labor supply c. we should pass a balanced budget amendment to the U.S. Constitution d. we need active monetary regulation e. the classical model has a flaw