The adoption of mandatory gender quotas in party lists has been a subject of discussion in many countries. Since any reform obviously requires the approval of a (sometimes qualified) majority of incumbent legislators' votes, keeping an eye on incumbents' interests and incentives in different...

Institutions matter for the political choice of policies, and hence the consideration of the median voter's preferences should not be considered sufficient. We study theoretically and empirically how different electoral systems affect the level of openness of a country or city, zooming on the...