?url_ver=Z39.88-2004&rft_id=10.1093%2Fectj%2Futae024&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Beyhum&rft.aufirst=Jad&rft.date=2024&rft.issn=0304-4076&rft.atitle=One-step+smoothing+splines+instrumental+regression&rft.title=The+Econometrics+Journal&rft.genre=article