This edit removed the reference but left the material it supposedly supported The sentence is However some assertions of Austrian School economists have been interpreted by some as warnings about the 2007 2009 financial crisis The Fed s modus operandi Panic by Steve H Hanke which has in turn led to renewed interest in the School s theories and a questioning of the usefulness and efficacy of mainstream economics even by those within the mainstream itself The underlined clause is now unsupported by the ref but is ref d to this Krugman piece which doesn t mention the Austrians Without mentioning the Austrians I think it s too tangential for inclusion there and so the underlined clause should be removed as partly unref d and otherwise irrelevant