Endogenous Task Bundling, Skills and Automation, NBER Working Paper 35211 by Joshua S. Gans, examines how firms recombine activities after automation. The May 2026 paper argues that holding the pre-automation task bundle fixed can obscure which remaining human skills are rewarded. Its model shows that a wage regression based on a fixed bundle can misidentify the sign of an AI-exposure effect. This is a theoretical result, not a measured