find that competition has a negative effect on innovation, especially for firms further from the efficiency frontier, and … we do not find support for an inverted U effect of competition on innovation. The authors show that the supply chain of … multinational enterprises and international trade are important channels for domestic firms' innovation. They detect no evidence …

the empirical relationship between economic development and (1) inside-the-frontier-innovation as reflected by the …-the-frontier innovation as reflected in patents. The data suggest, unsurprisingly, that inside-the-frontier innovation is more common among … changes in the industrial composition of exports. The authors use a simple model of innovation and imitation to test the …