Which of the following statements is correct? Select one: O a. TU is the rate of change of MU. O b. Economists use "utility" to only talk about how practically useful an item is to a person. O c. MU can never have a value of zero. O d. MU is a producer concept. O e. MU is the slope of the TU curve.

QUESTION 12 Assume that the price of cheese has decreased and the price of garlic bread (a substitute good) has decreased at the same time. How this will affect the market for pizzas? O a. Quantity of pizza would fall, and the effect on price would be ambiguous. O b. Price of pizza would rise, and the effect on quantity would be ambiguous. O. Quantity of pizza would rise, and the effect on price would be ambiguous. O d. Price of pizza would fall, and the effect on quantity would be ambiguous. QUESTION 13 Samuel owns a laundromat business in Queens, New York. He recently purchased 2 new washing machines and 2 new dryers. This will cause O a. the demand for laundromat services to increase. O b. the supply of laundromat services to decrease. O c. the demand for laundromat services to decrease. O d. the supply of laundromat services to increase. QUESTION 16 A likely example of complementary goods for most people would be O a. golf club and baseball bat. O b. tea and coffee. O c. CPA…

Time left Thomas has utility U = min{3C, T) over cookies and tea. Suppose the price of cookies declines by 1 dollar. How much of the change in demand for tea is a substitution effect? In other words, what is (change h7/change gr)? O a. 0 O b. 1/4 O c. 1/3 O d. 2/3 O e. 3/4 O f. 1 Clear my choice Which of the following utility functions does not represent the same preferences as U(x, y) = x2y/2? O a. U(x, y) = xy O b. U(x, y) = In(x) + In(y) O c. U(x, y) = In(x y) O d. U(x, y) = x2 + yl/2 Clear my choice (we haven" this and yo not expect BOANIT 8

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