The United States’ average contribution to global growth, on the other hand,  BIS Review 103/2006  1  has decreased from 23,3 per cent in the 1980s to 20,2 per cent in the 1990s and further to 16,3 per cent since 2000.
Chinese economic growth has been accompanied by an increase in the demand for raw materials which, in turn, has reinforced the boom in commodity prices. For example, China accounts for 40 per cent and 33 per cent of the world demand for cement and coal respectively. Furthermore Chinese demand accounts for over 20 per cent of steel, copper and aluminium.