The Value of (Sub) Specialization: Evidence from Oncology -- by René Karadakic, David C. Chan Jr, Nancy Keating, Bruce Landon, Michael L. Barnett

The authors gratefully acknowledge comments by Christopher Manz, Jukka-Pekka Onnela and Yuhua Zhang, as well as seminar participants at the NBER SI on Aging 2025, the Division of Population Sciences at the Dana Farber Cancer Institute, the Institute for Advanced Studies in Vienna and the CESifo Area Conference on Labor Economics 2026. This work was supported by a grant from the National Institute on Aging (R01 AG076580). The content of this manuscript is solely the responsibility of the authors and does not necessarily represent the official views of the National Institute on Aging or the National Institutes of Health or the National Bureau of Economic Research.

• October 20, 2026