The Progressive Policy Institute's column this week talks about what might account for differences in unionization rates between countries (World's Most Unionized Countries: Sweden, Denmark, Norway, Finland, Belgium, Jan 31).
Unionization rates are high in the Scandinavian countries. In Sweden, 78% of the workforce (or maybe more) is unionized, in France, just 8%. Why are Scandinavian (and Belgian unions) so successful? There could be several explanations. One possibility: