Using a randomized experiment in the context of the 2019 European elections in France, we study how fact-checking affects real sharing of “alternative facts” (false or misleading statements by politicians) on Facebook and the determinants of the decision to view the fact-checking. We expose...

Henry, Zhuravskaya, and Guriev (2022) examine whether people are willing to share "alternative facts" espoused by right-wing populist parties before the 2019 European elections in France and how this interacted with the availability of fact-checking information. They find that both imposed and...

The optimal degree of decentralization depends on the importance of inter-state externalities of local policies. We show that inter-state externalities are determined by the spatial distribution of interest groups within the country. Interest groups who have multi-state scope internalize...