The table above lists six points on the production possibilities frontier for grain and cars. What is the opportunity cost of producing the 5th ton of grain?

The housing market of the early to mid-2000s did not feature:

a. "teaser rates" on home mortgages. b. a dramatic rise in housing prices. c. widespread calls to end "predatory" lending practices. d. "subprime" mortgages.

The criminal actions of the top managers of corporations such as Enron, Tyco, WorldCom, and Adelphia are an example of moral hazard

a. True b. False Indicate whether the statement is true or false