Up to 1955 the school offered only one degree in the general area of economics and commerce. In 1955 the duration of study at the School is increased from three to four years and two cycles of study leading to two separate degrees: one in economics and the other in business administration. In 1984 the school was divided into three departments, namely the Department of Economics, the Department of Business Administration and the Department of Statistics and Business Informatics, the latter renamed to the Informatics Department in 1995.