We evaluate how traditional parties may respond to populist parties on issues that are particularly fitting for populist messages. The testing ground is the 2020 Italian referendum on the reduction of members of Parliament. We implement a large-scale field experiment, with almost one million...

When voters’ trust in politicians collapses, they demand simple policies that they can easily monitor. Disenchanted citizens therefore prefer committed delegates to politicians who propose themselves as competent policy makers but without a specific policy commitment (trustees). In a two-party...

We study the consequences of populism for government performance and the quality of bureaucracy. When voters lose trust in representative democracy, populists strategically supply unconditional policy commitments that are easier to monitor for voters. When in power, populists implement their...