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在短期内,市场结构、市场行为和市场绩效之间存在着这样一种关系:市场结构从根本上制约着市场行为,同时市场行为又决定了市场绩效。在长期发展中,市场结构、市场行为和市场绩效它们之间两两也是双向的因果关系。所以要分析我国煤炭产业
In the short term, there is such a relationship between market structure, market behavior and market performance that the market structure fundamentally restricts the market behavior and that the market behavior in turn determines the market performance. In the long run, market structure, market behavior and market performance are two-way causal relationships between them. Therefore, we must analyze the coal industry in China