The unsigned Founding Charter. The plan of the Economic Faculty of Budapest. The adventurous history of the foundation of the Economic Faculty of Budapest dates back to the middle of the 19th century. This writing presents the history of the events which led to the foundation of the university from the beginning of the 20th century. In 1918, in the final days of the double monarchy, only one signature was missing to realize the plan. The study specifies longer jr. Béla Erődi-Harrach’s writing ’University of Economics’, which was also the base for the experiment of 1918 and the foundation of 1920. Altough it has been remained unknown in literature.