Assume the table shown is for a hat factory, and shows the total production of hats given various numbers of employees. What is the marginal product of the ninth worker?

When Jamar has an income of $2,000 . he consumes 30 units of good A and 50 units of good B. After Jamar's income decreases to $1,500, he consumes 33 units of good A and 45 units of good B. Which of the following statements is correct?

a. Both goods A and B are normal goods. b. Both goods A and B are inferior goods. c. Good A is a normal good, and good B is an inferior good. d. Good A is an inferior good, and good B is a normal good.

A U.S. mutual fund buys stock issued by a corporation in Colombia. A U.S. grocery store chain builds and manages a new warehouse in Honduras. Which one(s) of these is foreign direct investment? Which one(s) would be taken into account when computing U.S. net capital outflows?