Monday assorted links by Tyler Cowen December 27, 2021 at 11:47 am 1. Is there a Groundhog Day effect in stock markets? 2. We acquire energy more rapidly than our ape cousins. 3. The wisdom of Larry Summers (antitrust and inflation). And more on student loans. 4. Brandon is finding it hard to get endorsements. 5. Wayne Thiebaud, RIP, passed away at 101 (NYT). 6. China scholar Jonathan Spence has passed away.