We develop a dynamic repeated election model in which citizen candidates are distinguished by both their ideology and valence. Voters observe an incumbent's valence and policy choices but only know the challenger's party. Our model provides a rich set of novel results. In contrast to existing...

We study the role of parties in a citizen-candidate repeated-elections model in which voters have incomplete information. We first identify a novel "party competition effect" in a setting with two opposing parties. Compared with "at large" selection of candidates, party selection makes...