Analysis of unanticipated action of automatic bus transfer equipment;

Based on the comprehensively theoretical and objective studies, the purpose of present research is to investigate the predictive role, developmental characteristic and cross-cultural differences of preschoolers' self-imposed delay of gratification.

In this paper,causes of nonprediction effects are discussed in chemical experiments and approaches of solving nonprediction and of promoting experiment efficency are proposed in the light of aforesaid ones.

Study on team coordination with irrational expectation

The tests rational speculative bubbles in USA/JPYexchange rate in 1990～1998 with variance bound test,and adopts two sets of variance equalities to exclude the joint hypothesis of bubbles,irrational expectations and model specification.

On the basis of multi-systematic risk factors CreditRisk+ model based on sector character,this paper amended the drawback which the loss given default was assumed to be a constant in the CreditRisk + model,and proposed a new method to calculate the unexpected loss of loan portfolio,which comprehensively considered the variation of loss given default and the correlation of the sector risk factors.