World Bank, Independent Evaluation Group (IEG) World Bank, Independent Evaluation Group (IEG) Support to IEG (Independent Evaluation Group) for mainstreaming of    gender in evaluations and assessing the cost effectiveness and        efficiency of development interventions in relation to development    results. Support to IEG (Independent Evaluation Group) for mainstreaming of    gender in evaluations and assessing the cost effectiveness and        efficiency of development interventions in relation to development    results.