What are the four most important ways a firm becomes a monopoly? the four main reasons a firm becomes a monopoly are:

a. the government blocks entry, control of a key resource, network externalities, and economies of scale.
b. antitrust legislation, control of a key resource, no close substitutes, and economies of scale.
c. the government blocks entry, control of a key resource, network externalities, and diseconomies of scale.
d. antitrust legislation, control of a key resource, arbitrage, and economies of scale.
e. the lack of patents and copyrights, control of a key resource, network externalities, and economies of scale.

Your debit card is stolen, and you report it to your bank within two business days. how much money can you lose at most? a. $500 b. $25 c. $50 d. $150

The cook corporation has two divisions--east and west. the divisions have the following revenues and expenses: east west sales $ 603,000 $ 506,000 variable costs 231,000 300,000 traceable fixed costs 151,500 192,000 allocated common corporate costs 128,600 156,000 net operating income (loss) $ 91,900 $ (142,000 ) the management of cook is considering the elimination of the west division. if the west division were eliminated, its traceable fixed costs could be avoided. total common corporate costs would be unaffected by this decision. given these data, the elimination of the west division would result in an overall company net operating income (loss)

Greenway industries is a major multinational conglomerate. its business units compete in a range of industries, including home appliances, pharmaceuticals, commercial real estate, and plastics manufacturing. although its largest business unit, which produces kitchen appliances, is among the most profitable in the industry, it generates only 35 percent of the company's revenues. which of the following is most likely true of greenway's stock price? a. it is valued at less than the sum of its individual business units. b. it is valued at greater than the sum of individual business units. c. it is valued at the exact sum of individual business units. d. it is consistently lower than the industry average.it is valued at greater than the sum of individual business units.