TY - JOUR T1 - A Study of Presidential Campaign Event Effects from 1952 to 1992 AU - Shaw, Daron R. PY - 1999 SP - 387 EP - 422 JO - Journal of Politics VL - 61 IS - 2 SN - 0022-3816 UR - http://www.jstor.org/stable/2647509 ER -