This paper describes two databases dealing with world bilateral trade flows: the World Trade Database (WTDB) assembled by Statistics Canada, which contains bilateral trade flows for all countries over 1970-1992, classified according to the Standard International Trade Classification, Revision 2...

This paper presents conceptually correct tests of the Heckscher-Ohlin proposition that trade in commodities can be explained in terms of an interaction between factor input requirements and factor endowments. Most prior work that claims top resent tests of this hypothesis have used intuitive but...

Recent theoretical developments have cast doubt on the reliability of the commonly used cross-industry regression as a method for inferring a country's abundant factors. This paper examines the empirical importance of these theoretical cautions by comparing regression derived estimates of factor...