?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Cr%C3%A9mer&rft.aufirst=Jacques&rft.issue=3&rft.volume=82&rft.date=1992&rft.atitle=Gathering+Information+before+Signing+a+Contract&rft.title=American+Economic+Review&rft.pages=566-578&rft.genre=article