User charges are identical to market prices

In a price system, changes in prices

A) make it difficult for the system to function well. B) imply that people have made mistakes in the past. C) signal to everyone in the system what goods are relatively more or less scarce. D) signal to policy makers what goods should and should not be taxed more.

It is difficult for cyclically unemployed persons to find jobs because

a. they typically do not meet the qualifications required for the available jobs b. the economy is in a recession c. they voluntarily quit their last jobs and employers may view them as unreliable d. they typically have not looked long enough to find a job e. they voluntarily have left the labor force