Bergh, R.J. van den

regulation competition market consumer information problem european state quality economic level enforcement cancer interest service prostate price seller sanction member liability warranty damage profession safety policy externalitie product action analysis number member states contract effect directive example benefit paper harmonisation screening buyer insurance measure incentive journal conformity chapter remedy preference choice transaction party biopsy group protection prostate cancer study right court argument system theory screening round government tort law value bergh industry legislator consumer protection actor failure issue scope behaviour market failures claim section volume principle