In the precondition of the mechanism of endogenetic supervise, we use principal-agent theory to analyze the arrangement of principalship between the two kinds of enterprises, and how the three kinds of different supervising mechanism work on the maximization of group performance.

Arrangement of consigners and proprietors for multitasks and teamwork;

To meet the demand of the delegation service during multi-domain authorization in grid computing,the dele-gation negotiation process is presented to realize the authorization delegation of role and permission based on the RBDM and RT model through the introduction of trust levels.

Delegation Model for Heterogeneous Distributed CSCW and Its Access Control;

On firms horizontal merger effects and its influence on incentive mechanism under delegation;

Study on Distributed Delegation and Access Control Based on the DIS;

Research advances on role-based delegation authorization in trust management;

Intend for a pure decentralized model without centralized server,our framework employs a distributed delegation authorization mechanism.

Under trend of dynamically constructing service grid virtual organization to solve coordinated work question,a delegation authorization model for service grid workflow is proposed.