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The Competitive Environment. What is a Model?. http://www.break.com/index/transformation_of_a_model.html. Market Models. Perfect Competition. Perfect Competition. Firms are price takers. Perfect Competition. Firms are price takers Many small firms. Perfect Competition.
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PerfectCompetition Firms are price takers
PerfectCompetition Firms are price takers Many small firms
PerfectCompetition Firms are price takers Many small firms Homogeneous product
PerfectCompetition Firms are price takers Many small firms Homogeneous product Easy entry and exit
PerfectCompetition Firms are price takers Many small firms Homogeneous product Easy entry and exit Attempt to maximize profits by changing output
price • market s d quantity
price price market individual s d quantity quantity
dD price P quantity
prdD profit maximization Change in Cost Change in Quantity price mc P mr Change in Revenue Change in Quantity quantity
$62 $64
prdD profit maximization price mc P mr quantity
Similar to atomistic competition Monopolistic Competition
Similar to atomistic competition BUT - produce a somewhat differentiated product Monopolistic Competition
Similar to atomistic competition BUT - produce a somewhat differentiated product The demand curve for the product they sell is somewhat inelastic
price demand quantity
Advertise and promote price demand quantity
A market that may contain a relatively small number of producers Oligopoly
A market that may contain a relatively small number of producers Some have a homogeneous product Oligopoly
A market that may contain a relatively small number of producers Some have a homogeneous product Others have a differentiated product Oligopoly
http://www.youtube.com/watch?v=0JDoQb6A2YI&mode=related&search=http://www.youtube.com/watch?v=0JDoQb6A2YI&mode=related&search=
MOBIL CHARGES $2.89/GALAND SELL 1000 GALLONS PER DAYTOTAL REVENUE = $2890/DAY BP CHARGES $2.89/GALAND SELL 1000 GALLONS PER DAYTOTAL REVENUE = $2890/DAY
THE MOBIL STATION DECIDES TO COMPETE BY LOWERING THE PRICE OF REGULAR GAS TO $2.59/GAL
EVERYONE GOES TO THE MOBIL STATIONMOBIL SELLS 2000 GALLONS OF GAS AT $2.59/GAL AND HAS TOTAL REVENUE OF $5,150/DAYEND OF STORY?
BP WILL RESPOND AND LIKELY MATCH THE MOBIL PRICE OF $2.59/BUBP WILL REGAIN ITS MARKET SHARE OF 1000 GALLONS PER DAYMOBIL WILL GO BACK TO ITS 1000 GALLONS PER DAY
BUT AT $2.59/GAL TOTAL REVENUE IS ONLY $2,590/DAYFOR EACH STATION