وفي الفترة من عام 1978 إلى عام 1983، عمل موظفا دوليا لدى منظمة التعاون والتنمية في الميدان الاقتصادي بصفته أمينا عاما مساعدا.
From 1978 to 1983, he was an international officer in the Organization for Economic Cooperation and Development (OECD) as Assistant Secretary-General, where his duties included relations with international organizations (United Nations Common Market, European Free Trade Agreement, etc.).