The income distribution in the US became more equal between 1980 and 2009

Refer to Figure 9.9. At free trade, domestic consumption is

A) 5500; domestic production is 1000; imports are 4500. B) 5000; domestic production is 2000; imports are 3000. C) 4000; domestic production is 4000; imports are 0. D) 2000; domestic production is 5000; imports are 3000. E) 1000; domestic production is 5500; imports are 4500.

Unlike oligopoly, other market structures are such that

a. profits are usually low or nonexistent b. firms in those structures need not observe each other to make price and production decisions c. collusion within the structures is easy to accomplish because firms try to avoid competition d. prices tend toward a stable equilibrium e. there are more firms in every other structure