When there are changes in production costs, the corporation monopolies do not want change because change would be risky; or will lose market share to a competitor if prices rise or will join the fight rebates. monopolist corporations broken road bridge. When on the prevailing prices, the demand curve is P exciting (likely stretch) because his firm believe that if the price increase will yield greatly reduced the loss to a competitor. When P is below the demand curve is very steep (less elastic than) because his firm believe that if the prices other firms will also reduce the price because they do not want to lose market share this makes the marginal revenue curve MR with reduced travel and it risked falling into a loss due to overlying MR MC. The difficulty is the prevailing price is the price? 3G price why is not that 120K 60K first place? That's because the company first launched 3G services want to quickly capture market share; if the rating agencies will have little 120K registered 3G users. When Viettel also provide 3G services, the two companies in the fight to increase the share price dropped her up. After a period when the market share of the two parties has been determined, prevailing price stands at 60K and rigid in a long time until the rise 80K.
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