1. 1Department of Political Science, Johns Hopkins University, Baltimore, Maryland, USA; email: hahrie@jhu.edu
2. 2Paul H. O'Neill School of Public and Environmental Affairs, Indiana University, Bloomington, Indiana, USA; email: baggettm@indiana.edu
3. 3Department of Politics and Government, Ben-Gurion University of the Negev, Beersheba, Israel; email: oser@post.bgu.ac.il