ERI-BAS (Economic Research Institute at the Bulgarian Academy of Sciences) is a national institution, which supports the economic development and the realization of economic reforms in Bulgaria through scientific studies, evaluations and suggestions for economic policy and education of highly qualified specialists and researchers. To realize more successfully its mission, the Institute has made a reevaluation of the priorities of research activity. Their formulating is conformed to the priorities for development of the country, the full membership of Bulgaria to the European Union and joining the European research area. The priorities are grouped in the following five directions of research activity: 1. Strategy and policies for dynamic, competitive and sustainable economic development of Bulgaria in EU 2. Sector and regional development 3. Modernization of enterprises and improvement of their management 4. Labor market, social protection and human capital 5. Economic integration to EU. Opportunities and challenges of the participation of Bulgaria in the world economy ERI-BAS has well trained specialists. Many of them are specialized and have worked in acknowledged academic centers in EU and USA. They have gathered experience in scientific and applied studies on contemporary economic problems, including through active participation in international research projects. The program for training Ph.D. students is oriented towards the world standards. The Institute has good scientific and information infrastructure, meeting the contemporary requirements.