?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=David&rft.aulast=Valens&rft.au=Valens%2C+David&rft.date=2022&rft.title=The+Covid-19+shock%3A+Examining+abnormal+returns+in+European+commercial+real+estate&rft.tpages=41&rft.degree=Master