This paper uses a survey among students at European universities to explore whether Russia's invasion of Ukraine has affected attitudes toward European integration. Some respondents completed the survey just before Russia's assault on February 24, 2022, and some did so just afterwards, thus...

This article analyses the dynamics of electoral promises, building on an electoral competition model with endogenous policies. It extends the Grossman-Helpman (1994) model [Grossman G., Helpman E. [1994], "Protection for sale", American Economic Review, 84, 4, 833-850] to include sanctions from...

We analyze the wellbeing socio-economic characteristics of Ukrainian refugees in Poland and compare them with their co-nationals who remained in Ukraine. Specifically, we identify the determinants of happiness, trust and self-declared health, and the patterns of self-selection into becoming a...