A lack of monitoring and evaluation tools to determine the impact of policies and regulations on the efficiency and effectiveness of the procurement system.
缺少相应的监测和评价制度，因而不能确定政策和规章制度对采购体系效率和效性有何影响。
First, increased reliance on market and profit incentives meant a greater emphasis on monetary profit and loss statements in the evaluation of enterprise efficiency.
第一，更多地依赖市场和利润奖励意味着在企业效率评估上，更加看重货币损益表。
Through environmental quality analysis, health effect evaluation and economic efficiency assessment, initially proved interfering effects of centralized heat suPPly measures on the environment.
通过对环境质量分析、健康效应评价和经济效益估算，初步论证了集中供热措施的环境干预作用。
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