关键词: 固定收益证券交易平台 , 流动性 , 实证分析

Abstract: The liquidity indexes of security in the Shanghai security exchange, inter-bank market and deal platform of fixed profitability security of exchange with a large number of deal index of security were analyzed. And the conclusion are as follows: the deal platform of fixed profitability security of exchange improved the depth and width of market; through cross section data analysis, The concludes that compared with exchange market and deal platform of fixed profitability security of exchange, inter-bank market shows deeper depth .Therefore deal platform of fixed profitability security of exchange advances security liquidity and improves liquidity of market. Although the types of security in the deal platform of fixed profitability security of exchange is few, but with its increase the liquidity of security will be improved.

Key words: Deal platform of fixed profitability security of exchange , Liquidity , Positive analysis