We test the effectiveness of a social comparison nudge to enhance lockdown compliance during the Covid-19 pandemic, using a representative sample of the metropolitan French adult population (N=1154). Respondents were randomly assigned to a favourable/unfavourable informational feedback (daily...

We study the behavioral determinants of COVID-19 vaccination uptake. The vaccine-pass policy, implemented in several countries in 2021, conditioned the access to leisure and consumption places to being vaccinated against COVID-19 and created an unprecedented situation where individuals’ access...

We examine the empirical relation between CO2 emissions per capita and GDP per capita during the period 1960-1996, using a panel of 100 countries. Relying on the nonparametric poolability test of Baltagi et al. (1996), we find evidence of structural stability of the relationship. We then specify...