少し前にクリス・ディローが以下のようなことを書いている。 Unlearning Economics has a nice piece on the limits of sophisticated empirical techniques and the virtues of eyeball econometrics, reminiscent of Dave Giles’ advice “Always, but always, plot your data.” One extension I’d make to this is the importance of Big Facts. Sometimes, it’s more important that a theory explain a single important fact – or at least be consistent