"Differences in the Degree of Unionization as a Source of Comparative Advantage in Open Economies", Canadian Journal of Economics 48(1) (2015) (with Hartmut Egger and Hans-Jörg Schmerer).
"Non-Traded Goods, Globalisation and Union Influence", Economica 80 (2013), 774-792 (with Udo Kreickemeier).
"North-South technology transfer in unionised multinationals" Journal of Development Economics 99 (2012), 385-395 (with Kjell Erik Lommerud and Odd Rune Straume)
"Mergers and capital flight in unionised oligopolies: is there a scope for 'national champion' policy?" International Review of Economics and Finance 20(2)(2011), 325-341 (with Kjell Erik Lommerud and Odd Rune Straume) Pre-publication pdf.-version
"Permit markets, seller cartels and the impact of strategic buyers". The B.E. Journal of Economic Analysis & Policy 10 (1) Advances (2010) (with Odd Godal). Article
"Can deunionization lead to international outsourcing?" Journal of International Economics 77(2009), 109-119 (with Kjell Erik Lommerud and Odd Rune Straume). Pre-publication pdf.-version
"Outsourcing in contests". Public Choice 131 (2007), 315-331 (with Odd Rune Straume). Pre-publication pdf.-version
"Globalisation and union opposition to technological change". Journal of International Economics 68 (2006), 1-23 (with Kjell Erik Lommerud and Odd Rune Straume). Pre-publication pdf.-version | Supplements
Work in progress
"Open sector wage leadership" (with Inger S. Ervik and Kjell Erik Lommerud)