The U.S. primary trade policy in the 1800s was which of the following?

A benefit of using "purchasing power parity" (PPP) is that:

A) it considers the size of the population in comparing countries' relative wealth. B) it controls for the value of a country's currency in the world market. C) it improves between-country comparisons of the monetary value a bundle of standard goods costs consumers. D) it takes into account the value of goods produced by all workers within the country's economy, not just citizens.

When a president is trying to pass legislation in Congress, which of the following factors would have the greatest impact on his or her success?

A. whether the president's party controls both houses of Congress B. whether the president is willing to use his or her veto power C. the president's willingness to order party members around D. the support the vice president provides to passing legislation