The purpose of this study is to evaluate the effectiveness of state agencies current peer group systems, and to provide guidance to state agencies on how to evaluate and update their systems. Specifically, it uses empirical analysis to identify one or more effective models for establishing vendor peer groups that could apply to most state agencies.

The report is based on a telephone survey of all states with SLEB agreements and case studies of 6 states with noteworthy levels of SLEB agreement-generated activity.