Friday assorted links
1. Nate Cohn on why you should not trust issue polling (NYT).
2. Why does Sweden have so many start-ups?
3. Eliezer meets the business elites.
4. More from the Antikythera shipwreck.
5. El Pais on Catalonian secession.
6. Does stress decline after age 50?
7. Ototoxicity. Are we entering a new age of biowarfare?