管理经济学（英文）Ch08_Market_Structure_Monopoly_and_Monopolistic_Competition教材教学课件.ppt

Chapter 8 Market Structure: Monopoly and Monopolistic Competition;Market Power;Monopoly Model with Positive Economic Profit;Monopoly Model with Positive Economic Profit;Monopoly Model;Comparing Monopoly and Perfect Competition;Comparing Monopoly and Perfect Competition ;Barriers to Entry;Consumer Lock-In and Switching Costs;Consumer Lock-In Costs;Consumer Switching Costs ;Managers can Use lock-in as a competitive strategy Be prepared to offer customers concessions and attractive terms Sell to influential buyers and attract buyers with high switching costs Increase customer commitment and entrenchment;Network Externalities;Changes in Market or Monopoly Power;Measures of Market Power; Cross Elasticity of Demand;Concentration Ratios;Herfindahl-Hirschman Index;Antitrust Issues; Focus of the Clayton Act;Focus of the Horizontal Merger Guidelines;Managers must work within antitrust constraints Because of generalities and ambiguities, managers may not know whether their actions are illegal unless the government initiates litigation;Assumptions of Monopolistic Competition;Monopolistic Competition, Long Run and Short run;Managers must develop a variety of strategies to maintain market power when faced with intense competition They can exploit geographic advantages, offer improved customer service, become part of a cooperative to lower cost, and develop specialized niches;Summary of Key Terms;Summary of Key Terms;Do you have any questions?