4)
Refer to the above diagram. From society’s perspective, if MB2 and MC1 are relevant:
A.Q4 represents too little pollution abatement.
B.Q1 represents too little pollution abatement.
C.Q3 represents an optimal amount of pollution abatement.
D.Q2 represents too little pollution abatement.
5) gdp excludes:
a.the market value of unpaid work in the home.
b.the production of services.
c.the production of nondurable goods.
d.positive changes in inventories.
6) the lowest point on a purely competitive firm’s short-run supply curve corresponds
to:
a.the minimum point on its atc curve.
b.the minimum point on its avc curve.
c.the minimum point on its afc curve.
d.the minimum point on its mc curve.
7) suppose that when your income increases from $28,000 to $30,000 per year, your
purchases of x increase from 4 to 5 units because of that income increase. thus:
a.x is an inferior good.
b.x is a substitute good.
c.the income effect exceeds the substitution effect.