Intertemporal choice with health-dependent discounting
In this paper I discuss a standard model of life cycle consumption behavior when the discount rate depends on the state of health and health deteriorates with increasing age. I show that this feature allows the introduction of time-consistent discounting at a non-constant rate and to model, in a con...
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Veröffentlicht in: | Mathematical social sciences 2021-05, Vol.111, p.19-25 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | In this paper I discuss a standard model of life cycle consumption behavior when the discount rate depends on the state of health and health deteriorates with increasing age. I show that this feature allows the introduction of time-consistent discounting at a non-constant rate and to model, in a convenient way, the notion that individuals discount future payoffs at higher rates when the risk of death increases. I show that the model generates an empirically plausible age-consumption pattern even when perfect annuity markets exist.
•A new theory of time-variant discount rates.•Discount rates depend on the state of health.•Theory explains how time-consistent decisions are possible with non-constant discount rates.•Theory explains a hump-shaped age-consumption profile. |
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ISSN: | 0165-4896 1879-3118 |
DOI: | 10.1016/j.mathsocsci.2021.03.001 |