Marginal social costs are the sum of marginal private costs and incidental costs

One way to prevent workers from shirking is to

A) hire only workers who are predisposed toward shirking. B) hire only workers who are predisposed toward not shirking. C) reduce monitoring to zero. D) pay workers a fixed fee.

During World War II government expenditures increased almost five-fold and output almost doubled

a. True b. False Indicate whether the statement is true or false