Not just muliti-party, but also with proportional representation. I listened to the author in an interview[1] and he claimed there is less conflict on average i

Not just muliti-party, but also with proportional representation. I listened to the author in an interview[1] and he claimed there is less conflict on average in countries that use such systems. New Zealand was one example the author gave. I assume the book has citations. 1. https://www.stitcher.com/podcast/vox/the-ezra-klein-show/e/78074997 https://www.stitcher.com/podcast/vox/the-ezra-klein-show/e/7...