Political parties strive for maximizing their vote shares. One way to achieve this goal is to attract voters from competitors. A precondition for strategies aiming at attracting these voters is that parties perceive their voter potentials among their rivals' electorates correctly. Yet, hardly...

Party competition during the German federal election campaign 2021 was marked by major external events and remarkable shifts in poll ratings. Existing literature argues that parties adjust their communication to such changing contexts and proposes three strategies: parties can respond to other...