Open market sales of bonds by the Federal Reserve do not have a direct effect on the government budget

A subsidy equal to the marginal private benefit of a good can be used to make a market with a positive externality efficient

a. True b. False

Which of the following characterizes the market that Panera Bread competes in?

A) All "fast-casual" restaurants face horizontal demand curves. B) "Fast-casual" restaurants sell identical products. C) Barriers to entry are low. D) There are a small number of firms.