TY - JOUR T1 - The effect of TV ads and candidate appearances on statewide presidential votes, 1988-96 AU - Shaw, Daron R. PY - 1999 SP - 345 EP - 361 JO - American Political Science Review VL - 93 IS - 2 SN - 0003-0554 UR - http://www.jstor.org/stable/2585400 ER -