What is it about?

While existing literature has identified a sizable incumbency advantage in developed democracies, we argue that the political contexts of Japan’s Lower House elections undermine the incumbency advantage. The research finds that this is the case due to Japan's unique system that allows losers to be a "resurrected" incumbent.

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Why is it important?

This research demonstrates cases that go against the traditional perceptions of incumbency advantage in single-member district (SMD) races, and also affirms Regression Discontinuity as a viable research design.

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This page is a summary of: No sorting, no advantage: Regression discontinuity estimates of incumbency advantage in Japan, Electoral Studies, September 2016, Elsevier,
DOI: 10.1016/j.electstud.2016.03.006.
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