The economic and social crisis caused by the Covid-19 pandemic in Europe and around the world is without precedent since World War II if not before. With more than 40 million known cases in Europe in one year, and over 900 000 deaths (March 2020 to March 2021), governments have stepped up their...

The eastern enlargement of the EU differentially exposed workers in different regions and occupations in Finland to foreign workforce, in particular to posted workers. Using a triple-differences strategy and detailed individual-level administrative data, we document robust evidence that the...