Incumbency advantage is not dead yet, despite the increased nationalization of down ballot elections. Many electors vote a straight ticket, but incumbents of both parties do measurably better than non-incumbents in similar races. This blog post considers the size and impact of incumbency advantage in Wisconsin’s 2022 Assembly races. My analysis finds that candidates running for reelection in wards they already represented improved their vote margin by about 4 points over what we’d expect ...
