RePEc is a large volunteer effort to enhance the free dissemination of research in Economics, Includes working papers, journals, book chapters and more. Searchable by JEL classification codes.
The JEL classification system was developed for use in the Journal of Economic Literature (JEL), and is a standard method of classifying scholarly literature in the field of economics. The system is used to classify articles, dissertations, books, book reviews, and working papers in EconLit, and in many other applications.