One of the more serious texts to recently commit this error is Thorsen and Lie (2006). James Buchanan clarified the place of economics within the MPS in his presidential address to the 1984 Cambridge meeting: “Professionally, economists have dominated the membership of the Society from its founding, but the whole thrust of the Society, as initially expressed in its founding documents, has been toward elaborating the philosophical ideas without which a free society cannot exist. That is to say, political philosophy is what this Society has been, is, and ought to be all about.

Philip Mirowski & Dieter Plehwe (eds.), The Road from Mont Pèlerin, loc. 2168