This study investigates the long-term effects of various types of R&D on multifactor productivity growth, which is the …: an increase of 1% in business R&D generates 0.13% in productivity growth. The effect is larger in countries which are … foreign R&D generates 0.44% in productivity growth, and the effect is larger in countries intensive in business R&D; 1% more …

developed and developing countries. We find that in both country groups, comparative advantage has become weaker: productivity …