Game Analysis on Market Players' Behavior in the Loan Fund Market for Science & Technology SME

This article analysis the market players' optimal behavior under the sub-game perfect equilibrium in credit market,and discusses the conditions which need to be reached to achieve this equilibriu by building the dynamic four-player game model whose market players include science technology SME borrowers,banks,government and security agencies.the result showns that the government science and technology investment plays a crucial role in the micro-financing mechanisms for small and medium enterprises.