Why do people specialize?
A. Specialization occurs when people do not want to learn new tasks.
B. Specialization usually increases productivity.
C. Specialization decreases people's dependence on each other.
D. Specialization allows people to do a variety of job tasks.
Answer: B
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Suppose two companies, Macrosoft and Apricot, and considering whether to develop a new product, a touch-screen t-shirt. The payoffs to each of developing a touch-screen t-shirt depend upon the actions of the other, as shown in the payoff matrix below (the payoffs are given in millions of dollars). 
Suppose Apricot makes its decision first, and then Macrosoft makes its decision after seeing Apricot's choice. What will be the equilibrium outcome of this game?
A. Both Apricot and Macrosoft will develop a touch-screen t-shirt. B. Macrosoft will develop a touch-screen t-shirt, and Apricot will not. C. Apricot will develop a touch-screen t-shirt, and Macrosoft will not. D. Neither Apricot nor Macrosoft will develop a touch-screen t-shirt.
According to the above table, as the level of real disposable income increases
A) the APS increases. B) the APC increases. C) the marginal propensity to save declines. D) the marginal propensity to consume increases.
Whenever one variable increases, another variable decreases. The two variables are
A) definitely related through a third variable. B) negatively related. C) positively related. D) unrelated to each other.
If Health Spas charges an annual membership fee of $1,000 for the use of their facilities and charges a $20 fee each time a member uses their facilities, this is an example of ________.
A) a single pricing scheme B) two-part pricing C) commodity bundling D) an all-or-nothing offer