Government transfer payments are income earned by individuals who work for the federal government

Barbara just purchased a television using cash. This is an example of which function of money?

a) Barter b) Medium of exchange c) Unit of account d) Store of value

For this question, assume that the Phillips curve equation is represented by the following: ?t - ?t-1 = (m + z) - ?ut. Which of the following will cause a reduction in the natural rate of unemployment?

A) an increase in m B) an increase in z C) an increase in ? D) an increase in actual inflation E) an increase in expected inflation