%0 Journal Article %T The Incumbency Effect in Congressional Elections: A Test of Two Explanations %A Krehbiel, Keith %A Wright, John R. %D 1983 %P 140-157 %J American Journal of Political Science %V 27 %I 1 %2 ISSN: 0092-5853 %U http://www.jstor.org/stable/2111057