范里安中級微觀經(jīng)濟(jì)學(xué)知識點(diǎn)總結(jié)(編輯修改稿)
2024-09-07 07:36 本頁面
【文章內(nèi)容簡介】 on: TRS (slope of isoquants)178。 Law of diminishing marginal product: 178。 Returns to scalesu Profit maximization and cost minimization Vertical intersection: Slope: 178。 Profit: 178。 X be constant isoprofit lines: 178。 If the firm is at its profit maximization condition, it must also be its cost minimization conditionOptimal choice Isoprofit linesProduction functionX APX MPX MPX APX O Cross the same vertical intersection 216。 Isocost lines: c=Tangency condition yields the optimal cost minimization point: Isocost lines slope= – w 1 / w 2 x2* x2Optimal choiceY X等產(chǎn)量曲線 O Optimal choice252。 Perfect plement: 252。 CobbDouglasY X等產(chǎn)量曲線 O Optimal choice 1/(a+b)Optimal choiceOptimal choiceY X等產(chǎn)量曲線 O Y X等產(chǎn)量曲線 O 252。 Perfect substitution (corner solution), , MCAVCACyACAVCMC u Firm supply and industry supplyThe firm will break down when AVCPThe firm’s profit is zero when AC=P MC(y*)=P=MRMC(Y*)≥0216。Profit maximization216。 Producer’s surplus 216。 Horizontal summing up to get market suppuy cuveEconomic rent in essence the same as producer’s behavior.u Monopoly and monopoly behaviorQ O 市場需求曲線 MR P P MC E P39。 E39。 S SMC39。Q Increased welfare Q39。 Set MR (y)216。 Imposing a tax giving a subsidy216。 Price discrimination (market segment)﹗Pay attention to the situation that doesn’t allow market segmentfirst add up DD, then derive MR curve
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