The long-run aggregate supply curve is determined by all of the following EXCEPT

Countries import some goods and export other goods primarily because of:

A) unemployment. B) self-sufficiency. C) comparative advantage. D) the law of increasing opportunity cost.

A market is an institution that brings together: a. all the sellers in an economy selling the same product. b. the government and buyers

c. the government and firms. d. the buyers and sellers of goods and services.