Colak, Gonul; Hasan, Iftekhar; Tekatli, Necati - 2021
the comovement dynamics. First, we trace the time-series properties of these waves and highlight their common statistical … dynamics. Finally, we show that the Fed's policy actions and announcements as well as the resultant policy uncertainty drive a … significant fraction of the comovements in corporate events, forming the basis for their common dynamics …