Importance of publishing data and code

J.W. writes: In connection with some of your prior statements on the Log about the importance of publishing underlying data, you might be interested in Thomas Herndon, Michael Ash, and Robert Pollin, "Does High Public Debt Consistently Stifle Economic Growth? A Critique of Reinhart and Rogoff", PERI 4/15/2013 (explanation in lay language at "Shocking Paper Claims [...]