The WTO authorized several countries to impose about $150 million in trade sanctions against the United States in retaliation for a U.S. import law that the WTO ruled to be illegal. The organization that issued this ruling against the United States is known as the:

The opportunity cost of holding money refers to

A) the service fees associated with checking accounts. B) the service fees associated with checking accounts plus the costs undertaken to prevent theft. C) the interest that could have been earned if the money balances had been transferred to an interest-bearing asset. D) the pleasure that would have been received if the money balances had been used to buy a good or service.

A monopsonist purchaser of labor that could negotiate a different wage for each worker could

A) purchase less labor than a regular monopsonist. B) purchase more labor than a regular monopsonist. C) rotate the marginal expenditure curve to the left. D) shift the marginal expenditure curve to the left.