The Scandinavian Journal of Economics,2013, vol. 115, no. 4, pp. 995–1019

Patrik Hesselius Per Johansson Johan Vikström : The Scandinavian Journal of Economics,2013, vol. 115, no. 4, pp. 995–1019 Monitoring and norms in sickness insurance: empirical evidence from a natural experiment Working paper 2008:8