Based on the Game Theory,this article constructs the adverse selection mode,debates the adverse selection in condition of asymmetric information,then raises two resolutions——signaling and screening.

The theory includes signalingand screening.

The targets of both the signal transmission model and signal screening model are from the active angle to en.

Labor Market Screening Under Rent-Seekable Education Signaling——An Explanation of "Diploma Hot" and "Diploma Dissipation";

In the logistics outsourcing contract oriented to info-screening,the contract parameters offered to the third-party logistics provider with low capability neither include any penalty scheme,nor an incentive scheme.

This paper sets up an ability-position matching model for manager s ability based on screening approach from the principal-agent theory.

Research on the Model of Information Screening and Optimal Non-linear Pricing in the Pricing Strategy of Monopolistic Firms;

Based on the issue of newsvendor problem,this paper discusses the buyback incentive of the surplus value of overstock in the end of sale season when the information is asymmetry,proposes the conditions of the incentive contract menu to screen the information,and proves the effectiveness of information screening strategy which is based on buyback contract.