Constructing plastic containers produces air pollutants. Therefore, in the market for plastic containers, A. the marginal social cost curve is above and to the right of the demand curve. B. the marginal social cost curve is below and to the left of the demand curve. C. the marginal social cost curve is above and to the left of the supply curve. D. the marginal social cost curve is below and to the right of the supply curve. E. there is a gap between quantity supplied and quantity demanded in equilibrium.

Mcdonald's fast-food restaurants have a well-designed training program for all new employees. each new employee is supposed to learn how to perform standardized tasks required to maintain mcdonald's service quality. due to labor shortages in some areas, new employees begin work as soon as they are hired and do not receive any off-the-job training. this nonconformity to standards creates

Google started as one of many internet search engines, amazon started as an online book seller, and ebay began as a site where people could sell used personal items in auctions. these firms have grown to be so large and dominant that they are facing antitrust scrutiny from competition regulators in the us and elsewhere. did these online giants grow by fairly beating competition, or did they use unfair advantages? are there any clouds on the horizon for these firms -- could they face diseconomies of scale or diseconomies of scope as they continue to grow? if so, what factors may limit their continued growth?

What would not cause duff beer’s production possibilities curve to expand in the short run? a. improved manufacturing technology b. additional resources c. increased demand