市场的几种类型在前面几讲中我们着重介绍了关于需求与成本的分析,现在进而讨论价格与产量在各种不同市场情况下如何决定。前面我们对消费者选择和生产者选择理论所进行的分析都是以自由竞争为立论前提的。然而,完全竞争(或称纯粹竞争)毕竟是一种最为理想的市场条件,实际的市场情况远比这复杂。市场一般可以分为两大类四种情况。一大类叫纯粹竞争(Puvely compefitive)市场,另一大类叫非纯粹竞争(Nonpuvely Several Types of Markets In the previous few we focused on the analysis of demand and costs, and now we discuss how prices and yields are determined in a variety of market situations. Our previous analysis of consumer choice and producer choice theory is based on the premise of free competition. However, perfect competition (or pure competition) is, after all, the most ideal market condition, and the actual market situation is far more complicated. The market can generally be divided into two major categories of four cases. One major category is the market of pure competition (Puvely compefitive), and the other category is Nonpuvely