Unlike the economies of japan and india, the north korean economy a) is almost entirely run by the government. b) is open to the forces of supply and demand. c) has limited its reliance on military spending. d) has not completely collapsed into an economic depression.

Think about the items and services that you and your family buy or consume. what causes you to pay the prices that you do for these goods and services? what determines the price that's on the price tag? what goes into determining, or setting, that price? consider all the possible elements that could influence the prices you pay.

What is the rule relating the ratio of marginal utility to prices of two goods at the optimal choice? explain why, if this rule does not hold, the choice cannot be utility-maximizing.

What are the most populous and least populous areas of russia? and why are some areas more heavily populated than others?