An appreciation of the U.S. dollar ________ the price of U.S. imports, and ________ the price of U.S. exports

A profit-maximizing firm will hire additional units of labor until

A) the additional cost of hiring the last worker equals the additional revenue generated by that worker. B) the additional cost of hiring the last worker equals the marginal factor cost of the worker. C) the extra revenue from hiring the last worker equals the marginal physical product of labor. D) the extra cost from hiring the last worker equals the cost of the product.

________: a government tax imposed on goods or products entering a country

Fill in the blank(s) with correct word