18) Which of the following goods (with their respective income elasticity coefficients in
parentheses) will most likely suffer a decline in demand during a recession?
A.Dinner at a nice restaurant (+1.8)
B.Chicken purchased at the grocery store for preparation at home (+0.25)
C.Facial tissue (+0.6)
D.Plasma screen and LCD TVs (+4.2)
19) When people react to (or perceive) identical situations differently in different
contexts, we call that the:
A.Planning fallacy
B.Framing effect
C.Confirmation bias
D.Availability heuristic
20) When a purely competitive firm is in long-run equilibrium:
A.marginal revenue exceeds marginal cost.
B.price equals marginal cost.
C.total revenue exceeds total cost.
D.minimum average total cost is less than the product price.
21) Answer the question based on the demand and cost schedules for a monopolistically
competitive firm given in the table below.
Refer to the above table. At the profit-maximizing level of output, marginal revenue is:
A.$0
B.$4
C.$5
D.$8
22) In fisheries management, a fishery is defined as: