Table 9.

Match rate for trade volume by region.

	mean	s.d.
sub-Saharan Africa	0.6253	0.0001
centrally planned Asia	0.5473	0.0004
Europe	0.4338	0.0001
former Soviet Union	0.5285	0.0003
Latin America	0.5955	0.0002
Middle East/North Africa	0.4674	0.0001
North America	0.3260	0.0004
Pacific OECD	0.4351	0.0003
Pacific Asia	0.5563	0.0003
South Asia	0.5349	0.0002