market concentration		any actions by a firm to eliminte competition
monopoly power		anticompetitive agreement
vertically integrated firm		posession of market power in relevant market and willful aquisition or maintenence of that power
divestiture		small number of firms share the market for a particular good or service
attempted monopolization		to pay two different prices for identical goods or services
monopolization		ability of a monopoly ro dictate what takes place in a given market
antitrust law		selling on ot more of a company's parts
group boycott		competitors agree to fix prices at a certain level
price discrimination		power of a firm to control the market price of its product
price fixing agreement		a test such as economic efficiency
vertical merger		primary measure of monopoly power
per se violation		agreement between buyer and seller in which buyer becomes obligated to purchase additional product or services from the seller
tying agreement		seller forbids a buyer to purchase products from seller's competitor
horizontal merger		contract that tends to eliminate or reduce competition
market power		pricing of a product below cost to drive away competitors
conglomerate merger		refusal to eal with particular person or firm by a group of competitors
exclusive dealing contract		merger between firms that do not compete in the same market
restraint on trade		merger between two firms in the same market
predatory pricing		single seller or limited number of sellers
rule of reason		Sherman Act, Clayton Act, Federal Trade Commission Act
market share test		company at one stage of production aquires another company at higher or lower stage of production
monopoly		a firm that carried out two or more functional phases