世界银行的 IDA 资源分配指数（IRAI）以一年一度的国别政策与机构评估（CPIA）工作的结果为基础，该评估覆盖符合 IDA 条件的国家。
The World Bank’s IDA Resource Allocation Index (IRAI) is based on the results of the annual Country Policy and Institutional Assessments (CPIA) exercise that covers the IDA eligible countries.