Are Consumers (Approximately) Rational? Shifting the Burden of Proof

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Název: Are Consumers (Approximately) Rational? Shifting the Burden of Proof
Autoři: Cherchye, Laurens, Demuynck, Thomas, De Rock, Bram, Lanier, Joshua
Zdroj: Review of Economics and Statistics. :1-15
Informace o vydavateli: MIT Press, 2025.
Rok vydání: 2025
Témata: 3802 Econometrics, Economics, 0502 economics and business, 05 social sciences, 1403 Econometrics, 3502 Banking, finance and investment, 1402 Applied Economics, 3801 Applied economics
Popis: We present a statistical test for the hypothesis of (approximate) utility maximization on the basis of nonparametric revealed preference conditions. We take as null hypothesis that the consumer behaves randomly, and we reject this hypothesis only if the data provides sufficient evidence to support the alternative hypothesis of approximate utility maximization. Our statistical test uses a permutation method to operationalize the principle of random consumption behavior. We show that our test (i) is valid for any sample size under the null and (ii) has an asymptotic power of one. We also provide simulated power results and two empirical applications.
Druh dokumentu: Article
Jazyk: English
ISSN: 1530-9142
0034-6535
DOI: 10.1162/rest_a_01360
Přístupová URL adresa: https://lirias.kuleuven.be/handle/20.500.12942/724203
https://doi.org/10.1162/rest_a_01360
Přístupové číslo: edsair.doi.dedup.....ce217974fabb6dd1cd87e54d6affab1e
Databáze: OpenAIRE
Popis
Abstrakt:We present a statistical test for the hypothesis of (approximate) utility maximization on the basis of nonparametric revealed preference conditions. We take as null hypothesis that the consumer behaves randomly, and we reject this hypothesis only if the data provides sufficient evidence to support the alternative hypothesis of approximate utility maximization. Our statistical test uses a permutation method to operationalize the principle of random consumption behavior. We show that our test (i) is valid for any sample size under the null and (ii) has an asymptotic power of one. We also provide simulated power results and two empirical applications.
ISSN:15309142
00346535
DOI:10.1162/rest_a_01360