1. Negotiant is being used trade after the system, must notice to be exited in time trade system.

2. Different negotiant will differ according to oneself and located ambient conditions and choose different mechanism, this kind of choice can change as conditional change.

3. The market is negotiant both sides realize respective interest only .

4. Of credIt'system build even if make market negotiant choose letter strategy in trade.

5. Our analysis makes clear , what market liquidity gathers private information through affecting negotiant is incentive and the influence trades the effectiveness of the price .

6. Its calculate the method is each one him basis " idea " the negotiant with common be used in a general sense.

7. To perfect the market this trade importantly form, must introduce credit mechanism to come normative negotiant behavior.

8. Inspected action of price of the stock market below the heterogeneous sex belief, negotiant interaction that has adaptability.