In the _______ range of the aggregate supply curve, expansionary fiscal policy that causes aggregate ______ to increase will lead to a higher price level and a higher equilibrium level of real GDP. ?

Mr. Peabody chooses to invest in companies that produce goods and services at the lowest possible cost. Mr. Peabody is investing in companies that are

A) guaranteed to make a profit. B) productively efficient. C) allocatively efficient. D) all of the above

Development economics must have a scope wider than traditional economics because

a. values and attitudes play little role in the pace of development. b. people in developing societies do less utility-maximizing. c. transformation of social institutions is necessary for development. d. all of the above.