Two firms produce homogeneous goods with constant marginal costs c = 2. The market demand in each period is P(Q) =10 - Q where Q is output. (a) Compute Cournot (quantity competition) profits in this market (for which you need to compute output and prices, of course).(b) Compute the monopoly profit in this market. That is, what a firm with the same cost function would make if it were the only one in the market (and what a cartel of the two

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?