This paper contributes to existing work on innovation by studying the determinants of various types of interaction between a firm and its external environment. In particular, it focuses on face-to-face interactions carried out through international business visits. The results indicate that...

This paper analyses the impact of a change in Australia's immigration policy, introduced on 1st July 1999, on migrants' probability of being over-/under-educated or correctly matched. The policy change consists of stricter entry requirements about age, language ability, education, and work...

This paper contributes a theoretical model to study the effects of short-term movements of skilled labour on a country's economic growth. As traditional migration models emphasise the long-term effects of migration on factor endowments, they typically omit the analysis of gross labour flows....