《经济学原理曼昆第04章.ppt

* 28 * 29 * 29 * 29 * 27 * 27 * 30 * 30 * 30 * 30 * 30 * 30 * 30 * 30 * 30 * 30 * 36 * 36 Summary Market equilibrium is determined by the intersection of the supply and demand curves. At the equilibrium price, the quantity demanded equals the quantity supplied. The behavior of buyers and sellers naturally drives markets toward their equilibrium. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 小结 市场均衡是由供给曲线和需求曲线相交决定的。 在均衡价格水平上，需求量和供給量相等。 买者和卖者的行为自然地驱动 市场走向均衡。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Summary To analyze how any event influences a market, we use the supply-and-demand diagram to examine how the even affects the equilibrium price and quantity. In market economies, prices are the signals that guide economic decisions and thereby allocate resources. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 小结 为了分析一个事件如何影响市场，我们利用供求图来考察这一事件如何影响均衡价格和均衡数量。 在市场经济中，价格是指引经济决策从而配置稀缺资源的信号。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. * 2 * 2 2 * 4 * 4 * 4 * 5 * 6 * 6 * 6 * 6 * 6 * 6 * 8 * 12 * 17 * 17 * 17 * 19 * 19 * 11 * 11 * 19 * 19 * 13 * 15 * 15 * 19 * 25 SUPPLY AND DEMAND TOGETHER供给与需求的结合 Equilibrium refers to a situation in which the price has reached the level where quantity supplied equals quantity demanded. 市场均衡—— 价格水平达到供給量与需求量相等的状态。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Supply and Demand Together Equilibrium Price The price that balances supply and demand. On a graph, it is the price at which the supply and demand curves intersect. Equilibrium Quantity The quantity that balances supply and demand. On a graph it is the quantity at which the supply and demand curves intersect. Evaluation only. Cre