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Journal of Financial Economics Vol. 143 No. 1 2022

Portfolio choice with sustainable spending: A model of reaching for yield

John Y. Campbell1,2; Roman Sigalov2

1 National Bureau of Economic Research · 2 Harvard University

open access

Abstract

We show that reaching for yield—a tendency to take more risk when the real interest rate declines while the risk premium remains constant—results from imposing a sustainable spending constraint on an otherwise standard infinitely lived investor with power utility. When the interest rate is initially low, reaching for yield intensifies. The sustainable spending constraint also affects the response of risk-taking to a change in the risk premium, which can even change sign. In a variant of the model where the sustainable spending constraint is formulated in nominal terms, low inflation also encourages risk-taking.

DOI
10.1016/j.jfineco.2021.05.018
Volume
143
Issue
1
Pages
188-206
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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