?url_ver=Z39.88-2004&rft_id=10.1017%2FS0266466613000340&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Carrasco&rft.aufirst=Marine&rft.issue=2&rft.volume=30&rft.date=April+2014&rft.atitle=On+the+Asymptotic+Efficiency+of+GMM&rft.title=Econometric+Theory&rft.pages=372-406&rft.genre=article