An increase in the price of good x will be accompanied by:
a. a shift in the market demand curve for good x.
b. a shift in the market demand curve for good y (a substitute for good x).
c. a movement along the market demand curve for good x.
d. both b and c.
d
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Other things the same, bonds are likely to have higher interest rates if they have
a. tax exemptions and short terms. b. tax exemptions and long terms. c. no tax exemptions and short terms. d. no tax exemptions and long terms.
Suppose Campus Books, a profit-maximizing firm, is the only supplier of the textbook for a given class. The marginal cost of supplying each book is constant and equal to $10, and Campus Books has no fixed costs. The table shows the reservation prices of the eight students enrolled in the class. CustomerReservation Price($/Book)Q60R54S48T42U36V30W24X18If Campus Books is permitted to charge 2 prices, and the bookstore knows customers with a reservation price above $30 never bother with coupons, whereas those with a reservation price of $30 or less always use them, then how many in total books will the bookstore sell?
A. 7 B. 6 C. 5 D. 8