TY - JOUR AU - Lamont,Owen TI - Go Down Fighting: Short Sellers vs. Firms JF - National Bureau of Economic Research Working Paper Series VL - No. 10659 PY - 2004 Y2 - July 2004 UR - http://www.nber.org/papers/w10659 L1 - http://www.nber.org/papers/w10659.pdf N1 - Author contact info: Owen Lamont Department of Economics Harvard University Cambridge MA 02138 E-Mail: owen.lamont@yale.edu AB - I study battles between short sellers and firms. Firms use a variety of methods to impede short selling, including legal threats, investigations, lawsuits, and various technical actions intended to create a short squeeze. These actions create short sale constraints. Consistent with the hypothesis that short sale constraints allow stocks to be overpriced, firms taking anti-shorting actions have in the subsequent year very low abnormal returns of about -2 percent per month. ER -