Gäbler, Stefanie; Potrafke, Niklas; Rösel, Felix - 2017
-term effects of compulsory voting on voter turnout, invalid votes and vote shares for left-wing and right-wing parties. The results … show that compulsory voting increased voter turnout by 3.4 percentage points. When compulsory voting was abolished, voter … turnout, however, returned to the pre-compulsory voting level. The results also do not suggest that compulsory voting …