%0 e Book %A Dou, Winston Wei and Ji, Yan and Wu, Wei %I Rodney L. White Center for Financial Research] %D 2019 %C Philadelphia, PA %D 2019 %G English %B [Working papers / Rodney L. White Center for Financial Research %~ Universitätsbibliothek "Georgius Agricola" %T Competition, profitability, and risk premia %U https://rodneywhitecenter.wharton.upenn.edu/wp-content/uploads/2019/12/12-19.Dou_.pdf %Z https://katalog.ub.tu-freiberg.de/Record/0-1692335936 %U https://katalog.ub.tu-freiberg.de/Record/0-1692335936