Abstract: This article studies further about principal-agent model,constitutes an incentive pattern which includes multi-variables,comparing incentive intensity,risks undertaking by executives and monitoring cost have on the owner's shoulders before and after the relative performance is incorporated.Meanwhile,the analysis of empirical data shows that it is available and feasible,and such mechanism doesn't exist in the sample corporations within which compensation of executives is closely related with relative performance.

Key words: principal-agent model, relative performance, incentive system