An improvement in technology will tend to cause a society's production possibilities curve to shift outward

Aristotle believed voluntary trade should be

A) an exchange of unequal values. B) an exchange of equal values. C) an exchange of equal material possessions. D) an exchange of unequal material possessions.

The sticky-wage theory of the short-run aggregate supply curve says that when the price level rises more than expected,

a. production is more profitable and employment rises. b. production is more profitable and employment falls. c. production is less profitable and employment rises. d. production is less profitable and employment falls.