In March 1969, Valéry Giscard d’Estaing, MP and former French Minister for Finance and Economic Affairs, writes a long article in the French economic affairs magazine L’Expansion in which he opposes the increase in the price of gold and recommends the introduction of a genuine European currency.
In April 1969, in an interview with the monthly publication Communauté européenne, former French Finance Minister, Valéry Giscard d'Estaing, analyses the pressing problems, particularly monetary issues, which are dogging the process of European integration.
En juin 1969, Pierre Werner, Président du gouvernement et ministre des Finances du Luxembourg, détaille dans le mensuel du Mouvement européen néerlandais Nieuw Europa les différents aspects ainsi que les étapes en vue de la création d'une union monétaire en Europe.
In 1974, at a conference held in Austria on the economic and political situation in Europe, Otto von Habsburg, President of the International Paneuropean Union, gives his views on European economic and monetary policy and calls for the establishment of a single European currency.
On 25 March 1977, in its coverage of the 20th anniversary of the European Economic Community (EEC), the German daily newspaper Frankfurter Allgemeine Zeitung highlights the challenges to be faced by the Europe of Nine.
On 26 April 1967, in an article in the Brussels daily newspaper Le Soir, the Belgian economist, Louis Ameye, analyses the implications for the economies of the Six of a reform of the European Monetary System (EMS).