 The resulting dissertation was published under the title "Die Armut der Nationen - Handbuch zur Schuldenkrise von Argentinien bis Zaire" (The poverty of nations - Handbook of debt crisis from Argentina to Zaire).He became a full professor at University of Halle-Wittenberg in 1994, and later moved to the Free University of Berlin, where he remains today in the Informatics department.His wife, Margarita Esponda Argüero, is a professor in the same department.