PERI conducts research on important socio-economic issues as may be desired or authorized by the government, compiles data and publishes results of the research conducted to advise and make recommendations to the government, as and when required with regard to various economic policies.

The institute has so far undertaken 415 studies in the field of socioeconomic development, evaluation (benchmark and midterm) of various development projects/ programs and feasibility studies. The researchers were sponsored by various line departments, international agencies like UNICEF, Asian Bank, World Bank, IFAD, FAO, ILO, etc. The studies are conducted on scientific grounds consisting of survey/ study design, sampling frame, survey instruments/ tools and analytical techniques used.