TY - JOUR T1 - The Incumbency Effect in Congressional Elections: A Test of Two Explanations AU - Krehbiel, Keith AU - Wright, John R. PY - 1983 SP - 140 EP - 157 JO - American Journal of Political Science VL - 27 IS - 1 SN - 0092-5853 UR - http://www.jstor.org/stable/2111057 ER -