The author thanks Angie Acquatella, Ryan Bubb, Florian Ederer, Tal Gross, Michael Kopel, Nalin Kulatilaka, Christian Leuz, Ross Levine, Megan MacGarvie, Pablo Montagnes, Jim Rebitzer, Michael Salinger, Amanda Starc, and participants at various seminars for helpful conversations. Vignesh Somjit provided excellent research assistance. The author thanks Boston University’s Impact Measurement and Allocation Program and Ravi K. Mehrotra Institute for Business, Markets, and Society for funding.