?url_ver=Z39.88-2004&rft_id=10.1016%2FS0047-2727(02)00139-1&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Laffont&rft.aufirst=Jean-Jacques&rft.issue=1-2&rft.volume=88&rft.date=January+2004&rft.issn=0047-2727&rft.atitle=The+Subsidiarity+Bias+in+Regulation&rft.title=Journal+of+Public+Economics&rft.pages=255-283&rft.genre=article