Abstract: Against the background of integrated global economy, the important subject whether or not economy globalization uplifts China’s comparative advantage of independent R&D is studied. The means of economy globalization is described. The index of comparative advantage of independent R&D reflecting path selection is constructed by using the panel data of 33 industries during the period of 1998-2008 and principal components analysis. Based these indexes, the effect of economy globalization on the path selection of technical progress in China in term of international product, trade, and investment is explored. The major findings are as follows: Integrated trade and disintegration of production have a significant impact on endogenous road of technical progress; the impact of integrated investment on independent R&D is insignificant. The impact of trinity based on product, trade, and investment on economy globalization is significant positive.

Key words: economy globalization, comparative advantage of independent R&D, principal components analysis, Driscoll-Kraay robust estimate