Data

Welcome to the ISPS Data Archive!

The ISPS Data Archive consists primarily of social science research based on experiments. The Archive is organized by study and includes the data, analysis code, requisite documentation, and other associated materials. All published materials have been reviewed to enable long-term usability. Read about our approach to curating for reproducibility. Access to the ISPS Data Archive is provided at no cost and is granted for scholarship and research purposes only.

ISPS Data Archive: Terms of Use

By using, contributing, and/or downloading files associated with scholarly studies available on the ISPS Data Archive, you agree to these terms and conditions. Please read the ISPS Data Archive Terms of Use.

Title Author(s)sort descending Year archived
National Service and Civic Engagement: A Natural Experiment

Ryan Garcia

2015
Experimental Evidence That Changing Beliefs About Mask Efficacy and Social Norms Increase Mask Wearing for COVID-19 Risk Reduction: Results From the United States and Italy

Saad Omer, Paolo Pin, Amyn Malik, Elliott Paintsil, Scott Bokemper, Maria Cucciniello, Kathryn Willebrand, Gregory Huber, Tiziano Rotesi, Alessia Melegaro

2022
On the Merits of Separate Spaces: Why Institutions Isolate Cooperation and Division Tasks

Scott Bokemper, Gregory Huber

2024
The Impact of Electoral Debate on Public Opinions: An Experimental Investigation of the 2005 New York City Mayoral Election

Sendhil Mullainathan, Julia Azari, Ebonya Washington

2011
Not by Turnout Alone: Measuring the Sources of Electoral Change, 2012 to 2016

Seth J. Hill, Daniel J. Hopkins, Gregory Huber

2021
Do Perceptions of Ballot Secrecy Influence Turnout? Results from a Field Experiment

Seth J. Hill, David Doherty, Gregory Huber, Alan S. Gerber, Conor M. Dowling

2014
Sources of Bias in Retrospective Decision Making: Experimental Evidence on Voters’ Limitations in Controlling Incumbents

Seth J. Hill, Gabriel S. Lenz, Gregory Huber

2014
The Small Effects of Political Advertising are Small Regardless of Context, Message, Sender, or Receiver: Evidence From 59 Real-time Randomized Experiments

Seth J. Hill, Lynn Vavreck, Alexander Coppock

2021
Economics and Policy Preferences: Causal Evidence of the Impact of Economic Conditions on Support for Redistribution and Other Ballot Proposals

Stephen L. Ross, Ebonya Washington, Eric Brunner

2011
Does Less Income Mean Less Representation?

Stephen L. Ross, Eric Brunner, Ebonya Washington

2013
Changes in Candidate Evaluations over the Campaign Season: A Comparison of House, Senate, and Presidential Races

Steven Smith, Patrick Tucker

2021
Experimenting in Democracy Promotion: International Observers and the 2004 Presidential Elections in Indonesia

Susan D. Hyde

2010
The Observer Effect in International Politics: Evidence from a Natural Experiment

Susan D. Hyde

2011
A 2 Million-Person, Campaign-Wide Field Experiment Shows How Digital Advertising Affects Voter Turnout

Sylvan Zheng, Andrew Beasley, Solomon Messing, Harry Hartman, James Barnes, Kelly Zhang, Jennifer Allen, Alexander Coppock, Minali Aggarwal, Dan Frankowski

2024
Policy-Induced Risk and Responsive Participation: The Effect of a Son’s Conscription Risk on the Voting Behavior of His Parents

Tiffany Davenport

2015
Inequity Aversion and the International Distribution of Trade Protection

Xiaobo Lü, Matthew J. Slaughter, Kenneth Scheve

2019