Two sets of impact indicators are needed - a set of local indicators used for monitoring progress made at national level and a limited set of internationally agreed benchmarks and indicators which would facilitate a review at the global level.
需要有两套影响指标――一套是用来监测在国家一级取得的进展的当地指标，另一套是帮助在国际一级进行审评的有限的国际商定的基准和指标。