UP Links 20 March 2012
+ Brandon Fuller
Frank Main & Fran Spielman - Chicago’s uptick in gang-related violence
ABBA’s Bjorn Ulvaeus to Sweden: Take a chance on cash-free
Dalibor Rohac of the Legatum Institute reviews Why Nations Fail
Matt Yglesias on the mixed-up politics of urbanism
Rachel Donadio - Reforming labor law in Italy - HT Marginal Revolution
Amy O’Leary asks How Many People Can Manhattan Hold?
As crowded as the city feels at times, the present-day Manhattan population, 1.6 million, is nowhere near what it once was.