Delhi School of Economics (DSE), popularly referred to as "D School", is a Higher Educational Institution within the University of Delhi. The Delhi School of Economics is situated in University of Delhi's North Campus in Maurice Nagar. Established in 1949, the campus of the Delhi School of Economics houses the University of Delhi's departments of Economics, Sociology, Geography and Commerce, as well as the Ratan Tata Library. Out of the four academic departments, the Departments of Economics, Sociology and Geography come under the Faculty of Social Sciences, while the Department of Commerce comes under the Faculty of Commerce and Business Studies.