Keynes vs. Samuelson on models

31 January, 2016 at 14:44 | Posted in Economics | 1 Comment

411WDSW5BRL._SX331_BO1,204,203,200_To his credit Keynes was not, in contrast to Samuelson, a formalist who was committed to mathematical economics. Keynes wanted models, but for him, building them required ‘ a vigilant observation of the actual working of our system.’ Indeed, ‘to convert a model into a quantitative formula is to destroy its usefulness as an instrument of thought.’ That conclusion can be strongly endorsed!
 

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  1. In Keynes’ own terms, he was for mathematical economics and against pseudo-mathematical economics.


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