现代制度经济学的研究表明 ,经济的效率并不仅仅产生于劳动分工和自由竞争 ,而且也源生于交易和合作。由此可见 ,市场交易尤其现代市场交易对市场经济具有重大意义。但现代社会中存在的欺诈失信等不道德行为严重影响着交易的顺利进行。从经济伦理上讲 ,净化交易环境应进行诚信建设 Studies in modern institutional economics show that the efficiency of the economy does not arise solely from the division of labor and from free competition but also from transactions and cooperation. This shows that market transactions, especially the modern market transactions, have great significance to the market economy. However, the immoral behaviors such as fraud and dishonesty in modern society seriously affect the smooth progress of the transaction. From economic ethics, the clean transaction environment should be built with integrity