Formalist theory empirical science mathematization of economics impossibility theorem social welfare function
Since the establishment of neoclassical economics in the nineteenth century, there has been a debate in the economics profession over the role played by mathematics. Mathematics can add precision to discussion of real-world empirical problems in economics, but care needs to be taken when formalizing a problem to ensure that errors of translation are not made. Formalism allows one to be sure that a chain of reasoning is correct but applying conclusions back to an empirical science problem is fraught if an error of translation has been made. We illustrate such a difficulty in the context of Arrow’s impossibility theorem, specifically the mistranslation of the non-dictatorship condition. The notion of dictatorship entails causality, but causality does not correspond to the usage of the implication sign in mathematics or logic. We use the rules of logic to illustrate that the way that dictatorship is rendered mathematically in the impossibility theorem makes the existence of a dictator (or dictators) not only reasonable but likely.
Details
Title
The gap between formalism and empirical science: the example of the non-dictatorship condition
Authors
Robert Alexander (Corresponding Author) - University of the Sunshine Coast, Queensland, School of Business and Creative Industries
Publication details
Economic Analysis Letters, Vol.2(4), pp.28-32
Publisher
Anser Press Pte.Ltd.
Date published
2023
DOI
10.58567/eal02040005
ISSN
2972-3272
Copyright note
This is an open-access article distributed under a CC BY license (Creative Commons Attribution 4.0 International License)
Organisation Unit
School of Business and Creative Industries
Language
English
Record Identifier
99745698902621
Output Type
Journal article
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The gap between formalism and empirical science the example of the non-dictatorship condition