Since 1999, the U.S. ________ account has recorded relatively minor transactions, such as migrants' transfers, and sales and purchases of nonproduced, nonfinancial assets

Which of the following occur when a person maximizes utility? I. The marginal utility of each good bought is equal. II. The highest level of utility is attained. III. All of a person's budget is spent

A) I and II B) I and III C) II and III D) I, II and III

When there are beneficial externalities in a market,

A. marginal social cost is above marginal private cost. B. marginal social benefit is above marginal private benefit. C. marginal social benefit is below marginal private benefit. D. marginal social cost is below marginal private cost.