(Ref 9-8 Figure: The Market for Hamburgers) Refer to Figure 9-8: The Market for Hamburgers shows the weekly market for hamburgers in Tuscaloosa. If 400 hamburgers are sold, consumer surplus will equal:

In a barter system individuals

A) find it impossible to specialize. B) must be entirely self-sufficient. C) find it difficult to specialize, but may be able to do so. D) will almost invariably specialize.

Many government programs, such as unemployment compensation, operate on a deficit during recessions and a surplus during periods of economic expansion. The programs are referred to as

A) discretionary fiscal policy. B) automatic stabilizers. C) Ricardian equivalence. D) Recognition time lag.