@misc{PitsoulisSiebel2012, author = {Athanassios Pitsoulis and Jens Peter Siebel}, title = {Four Budget Deficit Theories in One Model}, url = {http://frank.mtsu.edu/~jee/issues_2011summer.html}, institution = {FG VWL, insbesondere Mikro{\"o}konomik}, type = {articler}, year = {2012}, }