The Sherman Antitrust Act of 1890 was followed almost immediately in the 1890s by the largest merger movement ever known by Americans up to that point in U.S. history

Which of the following finally brought the U.S. economy out of the Great Depression?

(A) World War I (B) The Korean War (C) World War II (D) The Vietnam War

For national security reasons a government decides that all of its base metal industry should not be located in the same geographical region, as it presently is

The government decides to allocate production quotas to firms in different parts of the country, but does not restrict in any way the transactions between consumers and base metal producers. This scheme is A) efficient as consumers still buy from whoever they like. B) efficient as those consumers who value base metals the most can purchase them. C) likely to be inefficient as some of the industry's output is not produced by the firms with the lowest cost. D) likely to be inefficient as the scheme will require subsidies to work. E) efficient as learning by doing effects will be strongest in the firms set up in new geographical regions.