... Group of the Institute of International Education (IIE), Alternative Energy Development, Inc (AED) developed the Best Practices Guide: Economic and Financial Evaluation of Renewable energy Projects ... strategy for renewable energy projects Renewable energy projects vary considerably in scale, capacity, energy resource characteristics, sale of output, status of technology and a host of other factors ... USAID/Office of Energy, Environment and Technology - 16 - Best Practices Guide Chapter 4: Economic Appraisal of RE Investments Chapter Economic Appraisal of Renewable Energy Investments Sound economic...