• Foreign firms and host-country productivity : does the mode of entry matter? 

      Balsvik, Ragnhild; Haller, Stefanie A. (Discussion paper, Working paper, 2006-01)
      Foreign direct investment is often considered an important source of knowledge spillovers. However, results from the empirical literature relating overall foreign presence to host country productivity are ambiguous. We ...
    • Is teenage motherhood contagious? Evidence from a Natural Experiment 

      Monstad, Karin; Propper, Carol; Salvanes, Kjell Gunnar (Discussion Papers;12/2011, Working paper, 2011-07)
      There is relatively little research on peer effects in teenage motherhood despite the fact that peer effects, and in particular social interaction within the family, are likely to be important. We estimate the impact ...