The characteristics of commodity exchanges are outlined. The need of t
he buyer to accept delivery from a warehouse selected by the seller co
nstrains the geographical reach of an exchange. LME extended its wareh
ouse network from 1960 to 1991 to the continent, Scandinavia, the Medi
terranean, Singapore, Japan and the USA. The actual use of the warehou
ses from 1992 to September 1995 is studied by location and region. Jap
an is problematic, the USA holds promise, Singapore is gratifying and
Europe is doing very well. The youth of the overseas locations, combin
ed with the industry structure of their regional economies, explains m
uch. Emerging competition by the Shenzen Metal Exchange raises the que
stion of a second ring in the Asian time zone.