The unprecedented growth in FDI in the last decades has caused drastic changes in the labour markets of the host countries. The major part of FDI takes place in low tech industries, where the wages and skills are low, or in high tech, where they offer a wage premium for the highly skilled...

In this work, we develop and apply a methodology to estimate technology-specific R&D investments at the firm level and then use these to test some arguments that have become central in the innovation literature. In particular, we first combine R&D investments with patent data of the world top...