The Keynesian-cross model implies that changes in aggregate supply cause fluctuations in real GDP

Which of the following is included in the M1 money supply?

A) Bonds B) Credit cards C) Gold D) Deposits in checking accounts E) All of the above.

During a period when new entrants are being attracted to an industry, we would expect that: a. economic profits are positive

b. as a result, economic profits are falling. c. as a result, economic profits are rising. d. both (a) and (b) are true.