8)
refer to the above diagram. between prices of $5.70 and $6.30:
a.d1is more elastic than d2.
b.d2is an inferior good and d1is a normal good.
c.d1andd2have identical elasticities.
d.d2is more elastic than d1.
9) which one of the following expressions best states the idea of opportunity cost?
a.”a penny saved is a penny earned.”
b.”he who hesitates is lost.”
c.”there is no such thing as a free lunch.”
d.”all that glitters is not gold.”
10) The efficiency loss of a tax is the idea that:
A.in addition to taking income from the citizenry, taxes also increase the rate of
inflation.
B.taxes cause a decline in output for which marginal benefit exceeds marginal cost.
C.taxes diminish incentives to work.
D.government spends dollars less efficiently than do households and businesses.
11) the supply of product x is perfectly inelastic if the price of x rises by:
a.5 percent and quantity supplied rises by 7 percent.
b.8 percent and quantity supplied rises by 8 percent.
c.10 percent and quantity supplied stays the same.
d.7 percent and quantity supplied rises by 5 percent.