Prof. Dr. Dirk Meyer has taught regulatory economics at Helmut Schmidt University in Hamburg since 1994. He was involved in two constitutional challenges against Greek bailout I and the European Financial Stabilisation Mechanism EFSF in 2010. Together with colleagues, he wrote the appeal "The euro must not lead to a liability union" in 2018. As one of the main complainants against the EU loan financing of the Covid-19 reconstruction package NextGenerationEU , he joined the lawsuit of the "Bündnis Bürgerwille" in 2021.