Does social media or offline social cohesion overcome collective action problems more effectively when both types of networks are prevalent? We investigate non-violent protests against a place-based economic reform in Austria—a country where one in two citizens uses Facebook but also one in...

Can one single political leader influence macroeconomic expectations on a global scale? We design a large-scale survey experiment among influential economic experts working in more than 100 countries and use the 2020 US presidential election as a quasi-natural experiment to identify the effect...

We examine the deep roots of preferences for vaccination against COVID-19, moving beyond proximate factors which can only account for part of the observable heterogeneity in the willingness to get vaccinated. Our model on experience-based learning predicts that exposure to past disruptive crises...

Most industrialized countries today are facing historical demographic changes, paring increasing retirement with a declining labor force. We study the consequences of an increasing pensioner-worker ratio in a macroeconomic framework, which suggests a negative effect on total factor productivity....

Fiscal rules are controversial. They mitigate politicians' flexibility in responding to shocks and pursuing expansionary fiscal policy. They help, however, to handle politicians' commitment problem in fiscal policies. I portray the new and fast growing empirical literature in public economics...

We investigate empirically how party ideology influences size and scope of government as measured by the size of government, tax structure and labor market regulation. Our dataset comprises 49 US states over the 1993-2009 period. We employ the new data on the ideological mapping of US...

Using the new unit root test by Phillips et al. (2011) we show that the Target balances of the German Bundesbank have been exploding from the beginning of 2009 to the beginning of 2013. By implementing a full-allotment policy and reducing the required minimum quality of collaterals in October...

Principal-agent problems can arise when preferences of voters are not aligned with preferences of political representatives. Often the consequence of the political principal-agent problem is political catering to special interests. In this paper I provide examples of principal-agent problems...

I investigate empirically the role of religion and political institutions in policies against human trafficking, using the new 3P Anti-trafficking Policy Index. The dataset contains 175 countries. The results show that governments in countries with Christian majorities implement stricter...

We examine how donor government ideology influences the composition of foreign aid flows. We use data for 23 OECD countries over the period 1960-2009 and distinguish between multilateral and bilateral aid, grants and loans, recipient characteristics such as income and political institutions,...