Arjen Siegmann is a staff member for economic affairs of the CDA Research Institute (CDA-WI) and Professor of valuable work and Christian social thought at the Vrije Universiteit Amsterdam. He likes to think and write about the relevance of Christian democracy for the world today. He has written reports on long-term unemployment, the housing market and fiscal policy. In common projects with the Martens Centre, he has edited two books on the Middle Class in Europe. His academic research focuses on loss aversion, systemic risk, hedge funds, pension funds and the housing market and he has published in international journals such as Operations Research, Journal of Banking and Finance, Journal of Empirical Finance and Journal of Urban Economics. He taught Bachelor and Master courses on Financial Markets & Institutions, Bubbles & Crashes, Derivatives & Risk Management. Previously he has been a council member of the city of Amstelveen, a researcher at the Netherlands Central Bank (DNB) and an advisor on strategic model development at Abn Amro Bank.