1) If the price of hand calculators falls from $10 to $9 and, as a result, the quantity
demanded increases from 100 to 125, then:
A.demand is elastic.
B.demand is inelastic.
C.demand is of unit elasticity.
D.not enough information is given to make a statement about elasticity.
2) Suppose that you could either prepare your own tax return in 15 hours, or hire a tax
specialist to prepare it for you in 2 hours. You value your time at $100 an hour; the tax
specialist will charge you $55 an hour. The opportunity cost of preparing your own tax
return is:
A.$40
B.$55
C.$110
D.$165
3)
Refer to the diagram. The vertical distance between ATC and AVC reflects:
A.the law of diminishing returns.
B.the average fixed cost at each level of output.
C.marginal cost at each level of output.
D.the presence of economies of scale.
4)
Refer to the demand and supply diagram that relates to the health care market. If
suppliers provide whatever quantity of health care is demanded, health care insurance
causes:
A.resources to be underallocated to the health care industry.
B.resources to be overallocated to the health care industry.
C.health care to be underconsumed.
D.the price of health care to the insured to be higher than the market price.