培訓(xùn)講義monopolisticcompetition-展示頁(yè)
2025-06-06 18:27本頁(yè)面
【正文】 inal Cost Because price exceeds marginal cost, an extra unit sold at the posted price means more profit for the monopolistically petitive firm. 來(lái)自 中國(guó)最大的資料庫(kù)下載 Markup Over Marginal Cost... Quantity (a) Monopolistically Competitive Firm (b) Perfectly Competitive Firm Quantity Price P = MC P = MR (demand curve) MC ATC Quantity produced Price Demand Marginal cost MC ATC MR Markup Quantity produced 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic versus Perfect Competition... Quantity (a) Monopolistically Competitive Firm (b) Perfectly Competitive Firm Quantity Price P = MR (demand curve) MC ATC Quantity produced Efficient scale Price Demand MC ATC P = MC Excess capacity Marginal cost Markup MR Quantity produced = Efficient scale 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic Competition and the Welfare of Society Monopolistic petition does not have all the desirable properties of perfect petition. 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic Competition and the Welfare of Society ?There is the normal deadweight loss of monopoly pricing in monopolistic petition caused by the markup of price over marginal cost. ?However, the administrative burden of regulating the pricing of all firms that produce differentiated products would be overwhelming. 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic Competition and the Welfare of Society Another way in which monopolistic petition may be socially inefficient is that the number of firms in the market may not be the “ideal” one. There may be too much or too little entry. 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic Competition and the Welfare of Society Externalities of entry include: ? productvariety externalities. ? businessstealing externalities. 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic Competition and the Welfare of Society The productvariety externality: Because consumers get some consumer surplus from the introduction of a new product, entry of a new firm conveys a positive externality on consumers. 來(lái)自 中國(guó)最大的資料庫(kù)下載 Monopolistic Competition and the Welfare of Society The businessstealing externality: Because other firms lose customers and profits from the entry of a new petitor, entry of a new firm imposes a negative
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