Funke, Michael; Ruhwedel, Ralf - Siirtymätalouksien tutkimuslaitos, Suomen Pankki - 2003
degree of export variety relative to the U.S. helps to explain relative per capita GDP levels. The empirical work relies upon … some direct measures of product variety calculated from 5-digit OECD trade data. Although the issue is far from settled …, the emerging view is that the index of relative export variety across countries correlates significantly with relative per …