A consumer has a budget of 120 euros. If the price of melons increases from 4 euros to 5 euros, and the price of fish increases from 6 euros to 10 euros, the absolute value of the slope of the budget
A. Decrease from 2/3 to 1/2.
B. Decrease from 4/5 to 6/10.
C. Increase because the price of both fish and melons has increased.
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The imposition of a price floor above the current equilibrium price is most likely to result in a:
A. Change in supply.
B. Welfare loss to the economy.
C. Decrease in quantity supplied.
If widgets are a Giffen good, which of the following describes the effect of a price decrease in widgets? Quantity demanded will most likely.
A. Increase in accordance with the law of demand.
B. Decrease because a lower price makes a Giffen good less desirable.
C. Decrease because the income effect will more than offset the substitution effect.
The demand function for coffee pots is given by 250-5P, and the supply function is given by 20P-50. At a price of 15, the market:
A. Has excess supply of 75.
B. Has excess demand of 75.
C. Is in equilibrium with quantity supplied and demanded equal to 75.
A monopolist will expand production until MR = MC and charge a price determined by the:
A. Demand curve.
B. Marginal cost curve.
C. Average total cost curve.