Why was it surprising that Robert E. Lee led the Confederate army? * A. He had no military experience.

B. He had thought of himself as a patriot.

C. He had been a close friend of Abraham Lincoln.

D. He opposed all forms of war.

Mankiw attributes – chapter 1 and his 10 principles – differences in living standards within a countryover time and across countries at a moment in time to: a. the presence or absence of inflation and unemployment. b. the allocation of resources between private markets and the public sector. c. those that have dealt successfully with the efficiency v. equality tradeoff and those that haven’t. d. differences in productivity. e. ones that think at the margin and respond to incentives and those that don’t.