In Taiwan, since the implementation of the textbook system, the market competition mechanism haven't improved the quality of textbooks significantly as the initial assumption.
台湾自实施教科书审定制之后，市场竞争的机制并未如初始的假设一般，为教科书带来质量的大幅提升。
So a price mechanism and market is needed to mediate the competition for a scarce resource.
于是就要引入价格机制以及市场调节，来调节对稀缺资源的竞争。
The market is a mechanism for the allocation of resources whose important feature is competition.
市场作为配置资源的一种机制，竞争是其重要特征。
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