Accepted by Douglas Skinner. This paper is based on the authors' dissertations. We greatly appreciate the guidance and support of our dissertation committees: Christoph Spengel (chair), Jannis Bischof, and Lisa De Simone for Olbert; Ernst Maug (chair) and Oliver Spalt for Severin. We thank an anonymous reviewer and the associate editor for their thoughtful comments. We further thank Brian Baik, Dyaran Bansraj (discussant), Nathan Born (discussant),