Comparative Study of Electoral Systems (CSES)

@cses.bsky.social

The Comparative Study of Electoral Systems (CSES) includes post-election survey and macro data from 60+ participating nations. Available for free download. Website: cses.org

📢 Call for Nominations: 2026 #CSES Awards 📢 Recognizing outstanding scholarship using CSES data: 🏆 GESIS Klingemann Prize 📄 David Howell Award We welcome nominations across regions, methods, & career stages. ⌛️Learn more & submit by April 22: cses.org/2026/03/06/2...

CSES Announcement: Call for Nominations - 2026 Awards for Outstanding Scholarship Using CSES Data - CSES

Note: The following announcement was sent to the CSES email list. To receive notices like this one by email, please join our mailing list.   March 6,

cses.org

📢 Call for Nominations: 2026 #CSES Awards 📢 Recognizing outstanding scholarship using CSES data: 🏆 GESIS Klingemann Prize 📄 David Howell Award We welcome nominations across regions, methods, & career stages. ⌛️Learn more & submit by April 22: cses.org/2026/03/06/2...

CSES Announcement: Call for Nominations - 2026 Awards for Outstanding Scholarship Using CSES Data - CSES

Note: The following announcement was sent to the CSES email list. To receive notices like this one by email, please join our mailing list.   March 6,

cses.org

Our cross-national analysis (@cses.bsky.social) shows: when there is uncertainty over which party will lead the next government, voters are more likely to vote for the two largest parties (left figure). This effect diminishes when partisan attachments are especially strong (right figure). 2/4

The effect of the electoral gap on formateur optimization.
Note: Predicted probabilities based on Model 2 in Table 1. Gray bars depict the percentage of cases for each value on the x-axis. Vertical capped lines represent 95% confidence intervals.The marginal effect of formateur uncertainty conditional on thermometer drop.
Note: Marginal effects based on Model 3 in Table 1. Gray bars depict the percentage of cases for each value on the x-axis. Vertical capped lines represent 95% confidence intervals.