完全競(jìng)爭(zhēng)市場(chǎng)上的廠商均衡-文庫吧
2025-04-25 01:29 本頁面
【正文】 ion plays a very important role in economic analysis and policy. Its major relevance is as an ‘ideal type’. Many on the political right argue that perfect petition brings a number of important advantages. The model can thus be used as a standard against which to judge the shortings of real world industries. It can help government to formulate policies towards industry. 一、完全競(jìng)爭(zhēng)的含義與條件 實(shí)現(xiàn)完全競(jìng)爭(zhēng)的條件包括： ?第一 ， 市場(chǎng)上有許多生產(chǎn)者與消費(fèi)者 ， 每一個(gè)生產(chǎn)者的銷售量與消費(fèi)者的購買量只占市場(chǎng)極小的份額 。 ?第二 ， 市場(chǎng)上的產(chǎn)品是同質(zhì)的 ， 即不存在產(chǎn)品差別 。 ?第三 ， 資源完全自由流動(dòng) 。 ?第四 ， 市場(chǎng)信息是暢通的 。 一、完全競(jìng)爭(zhēng)的含義與條件 The short run and the long run l The short run under perfect petition The period during which there is too little time for new firms to enter the industry. l The long run under perfect petition The period of time that is long enough for new firms to enter the industry. Normal profit The opportunity cost of being in business: the profit that could have been earned in the next best alternative business. It is counted as a cost of production. Supernormal profit (also known as pure profit, economic profit, abnormal profit or simply profit) The excess of total p
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