The budget line is useful for illustrating the notion of opportunity cost

The aggregate supply curve shifts rightward when

A) the money wage rate falls. B) government purchases increase. C) potential GDP decreases. D) income taxes increase. E) the money wage rate rises.

The stable to declining quality of the labor force in the United States has been brought about by which of the following:

A. the increasing number of immigrants in the work force B. the decline in the quality of our education system C. the higher level of living D. the exodus of highly educated citizens