1. Productivity differences;Acemoglu;Q. J. Econ.,2001
2. Are there spillovers from foreign direct investment? Evidence from panel data for Venezuela;Aitken,1991
3. Economic Growth,1998
4. Transfer of Manufacturing Technology within Multinationals Enterprises;Behram,1976
5. Leapfrogging: A Theory of Cycles in National Technological Leadership;Brezis,1991