A.2026. “Competition and Incentives in the Mutual Fund Industry: Evidence From Product Development Strategies.” International Journal of Finance & Economics1–26. Ørpetveit, https://doi.org/10.1002/ijfe.70225. Disclosure First posted on SSRN under the title “Competition and Fund Family Product Development” on July 9, 2021. Thanks to Trond Døskeland, Bernt Arne Ødegaard, Martijn Cremers, Sofia Ramos, Andre Sjuve, and seminar audience at the University of Cologne for helpful comments.