If the demand curve for wedding cakes shifts to the right, then the value of the marginal product of labor for bakers will

If there are approximately 6,000 barrels of known reserves of oil, an estimated 10,000 barrels of unknown reserves of oil,

and it is estimated that the supply of oil will be depleted in 40 years, what is the annual consumption of barrels of oil, all else equal? A) 150 B) 250 C) 400 D) 1,600

Economists often examine GNP to estimate changes in the well being of people. If one only studied GNP, which of the following would lead one to underestimate the true increases in peoples' well being?

a. Increasing average hours of work. b. Decreasing life expectancy. c. Increasing levels of pollution. d. Increasing amounts of production in the home.