In the United States, a patent lasts
A) 7 years.
B) 14 years.
C) 20 years.
D) forever.
Ques. 2In the above figure, if the economy is in equilibrium at E1, then
A) the economy is producing below its potential long-run equilibrium at full employment.
B) the economy is producing above its potential long-run equilibrium at full employment.
C) there is an inflationary gap in the economy.
D) the economy is in a period of high inflation.
Ques. 3If you invest in a foreign company by buying 28 percent of its shares of stock, you have engaged in
A) portfolio investment.
B) moral hazard.
C) foreign direct investment.
D) adverse selection.
Ques. 4A change in the price of a good causes
A) an increase in supply.
B) a decrease in supply.
C) an increase in demand and a decrease in supply.
D) a change in quantity supplied.
Ques. 5Refer to the above figure. From the standpoint of society, the optimal output is
A) Q1
B) Q2
C) Q3
D) Q4
Ques. 6For a monopolistic competitive firm, which of the following is TRUE in the long run?
A) ATC is minimized.
B) Economic profit is zero.
C) P = MC.
D) all of the above
Ques. 7Rent controls are an example of a
A) price floor.
B) price ceiling.
C) price floor for the consumer and a price ceiling for the producer.
D) nonprice rationing device.
Ques. 8The slope of a straight line
A) is the same at all points along that line.
B) cannot be defined.
C) changes from one point to the next on that line.
D) is always equal to zero.