頑健標準誤差は万能薬ならず - himaginary’s diary

とAngusが書いている（Economist's View経由）。 There are a lot of things that drive me crazy about the current practice of econometrics. People who think over-identification tests validate their indentifying*1 assumptions. People who think that if you fail to reject the null at the 0.05 level, it's fine to proceed in your analysis as if the null was true (i.e. people who don't believe in type II error). But on