Who is associated with the following summary of the economic way of thinking: "The theory of economics does not furnish a body of settled conclusions immediately acceptable to policy. It is a method rather than a doctrine, an apparatus of the mind, a technique of thinking which helps its processer draw correct conclusions."

When the dollar appreciates, U.S

a. net exports rise, which increases the aggregate quantity of goods and services demanded. b. net exports rise, which decreases the aggregate quantity of goods and services demanded. c. net exports fall, which increases the aggregate quantity of goods and services demanded. d. net exports fall, which decreases the aggregate quantity of goods and services demanded.

Producers of paper products are most likely to be in favor of

A. Protectionism in the paper product market but free trade in the lumber market. B. Free trade in the paper product market and the lumber market. C. Free trade in the paper product market but protectionism in the lumber market. D. Protectionism in the paper product market and the lumber market.