It is important to note that the proposals for a supranational currency have been made with various, disparate goals. Some are primarily interested in some aspect of commodities, others primarily or completely the supranational-currency aspect. These can overlap in several ways. The primary possibilities:
The currency of international trade has been on a lot of peoples' minds in the last few years. The hierarchy of currencies literature, the related questions of reforming the international monetary and financial system (IMFS), the effects of US monetary policy on the rest of the world (ROW). Add to that the war in Ukraine and Chinese trade-related discussion on the role of the ruble, dollar, yuan, oil and natural gas, wheat etc.