If a 10-year Treasury bond pays 3.1% and a 10-year corporate bond pays 7.4%, what is the interest rate spread on this particular corporate bond?

When it was introduced in 1958, the Phillips curve presented policymakers with a "menu" from which they could choose the appropriate:

a. combination of monetary and fiscal policy. b. combination of inflation and unemployment. c. level of aggregate money supply. d. income tax rate.

The law of demand implies that the demand curve

A) has a negative slope. B) has a positive slope. C) shifts to the right when the price of a good increases. D) shifts to the left when the price of a good decreases.