The EEC/EU, EFTA, the Nordic Council, and other regional organizations outside Europe; and the groupings of nations in the OECD, OPEC and various commodity cartels - all these fragment the world economic system into a drastic play of forces that are beyond any one group of nations to control. Rivalry forces the entire global network of trade and finance to drive upwards and downwards unpredictably with consequent hardships, usually falling more heavily on the smaller nations.