peHUB First Read

* Paul Graham: What happened to Yahoo Laurence Kotlikoff: The U.S. is bankrupt and we don't even know it * Megan McArdle argues that the public equity premium may be gone forever: "Once everyone believes that the stock market offers high returns for relatively little risk, that notion stops being true." * Morning Call: U.S. futures mixed, London rises early, European shares stay static and the Nikkei hits a 13-month low. * Are the Barclays layoffs just the first axe to fall? * Pav Jordan: CPPIB and the mathematics of explosive growth * Christopher Mims: Why we need the giant tablet computer known as Kno * Inside the Babson summer venture program, from a student's perspective * Randy Komisar of Kleiner Perkins says that CEOs are like different breeds of dogs