From the inception of International Monetary System (I.M.S.) the system has been facing liquidity problem. Starting with the gold standard, the limited stock of gold could not cope with the increasing world trade. The introduction of the gold-exchange standard which included some key currencies...

In this paper we analyse the scientific contributions of Harvard economist John H. Williams as international trade theorist and monetary reformer together with his activities as a Vice President of the Federal Reserve Bank of New York. In the first 2 Sections we first present a succinct overview...