• Inequality, tax avoidance and redistribution 

      Bjorvatn, Kjetil; Cappelen, Alexander W. (Working paper, Working paper, 2004-12)
      The present paper seeks to explain the pattern of income redistribution in a world of increased market income inequality. In some countries, larger market income inequality has been met by an increased redistributive effort, ...
    • Within-group heterogeneity and group dynamics: Analyzing exit of microcredit groups in Angola 

      Kolstad, Ivar; Pires, Armando José Garcia; Wiig, Arne (Working paper;03/15, Working paper, 2015-01)
      The effect of within-group heterogeneity on the survival of social groups is theoretically ambiguous. A greater diversity of ideas, experience, and networks can have a positive effect on members’ benefits from group ...