4) Movements of workers from country to country can cause shifts in the labor supply
curves for both countries.
a.True
b.False
5) When a labor market experiences a surplus of labor, there is downward pressure on
a.the supply of labor.
b.the final product price.
c.wages.
d.the demand for labor.
6) For a competitive market,
a.a seller can always increase her profit by raising the price of her product.
b.if a seller charges more than the going price, buyers will go elsewhere to make their
purchases.
c.a seller often charges less than the going price to increase sales and profit.
d.a single buyer can influence the price of the product but only when purchasing from
several sellers in a short period of time.
7) In many cases selling pollution permits is a better method for reducing pollution than
imposing a corrective tax because
a.it is hard to estimate the market demand curve and thus charge the “right” corrective
tax.
b.selling pollution permits create a net increase in pollution.
c.Corrective taxes distort incentives.
d.Corrective taxes provide greater flexibility to firms that can reduce pollution at a low
cost.