Delay discounting and utility for money or weight loss

Summary Objective Obesity is related to a bias towards smaller immediate over larger delayed rewards. This bias is typically examined by studying single commodity discounting. However, weight loss often involves choices among multiple commodities. To our knowledge, no research has examined delay dis...

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Main Authors: Y. Y. Sze, E. M. Slaven, W. K. Bickel, L. H. Epstein
Format: Article
Language:English
Published: Wiley 2017-03-01
Series:Obesity Science & Practice
Subjects:
Online Access:https://doi.org/10.1002/osp4.72
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author Y. Y. Sze
E. M. Slaven
W. K. Bickel
L. H. Epstein
author_facet Y. Y. Sze
E. M. Slaven
W. K. Bickel
L. H. Epstein
author_sort Y. Y. Sze
collection DOAJ
description Summary Objective Obesity is related to a bias towards smaller immediate over larger delayed rewards. This bias is typically examined by studying single commodity discounting. However, weight loss often involves choices among multiple commodities. To our knowledge, no research has examined delay discounting of delayed weight loss compared with other commodities. Methods We examined single commodity discounting of money and cross commodity discounting of money and weight loss in a sample of 84 adults with obesity or overweight statuses interested in weight loss. The exchange rate between money and weight loss was calculated, and participants completed two delay discounting tasks: money now versus money later and money now versus weight loss later. Results Participants discounted weight loss more than money (p < 0.001). When participants were divided into those who preferred weight loss (n = 61) versus money (n = 23), those who preferred money over weight loss discounted weight loss even more than individuals that preferred weight loss (p = 0.003). Conclusions Greater discounting of weight loss for those who preferred money suggest that idiosyncratic preferences are related to multiple commodity discounting, and greater discounting of weight loss across all participants provide insight on important challenges for weight control.
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spelling doaj.art-2f0a52c4184443d4995f0c7340ea304f2022-12-21T23:22:22ZengWileyObesity Science & Practice2055-22382017-03-0131697410.1002/osp4.72Delay discounting and utility for money or weight lossY. Y. Sze0E. M. Slaven1W. K. Bickel2L. H. Epstein3Department of Pediatrics, Jacobs School of Medicine and Biomedical Sciences University at Buffalo Buffalo NY USADepartment of Pediatrics, Jacobs School of Medicine and Biomedical Sciences University at Buffalo Buffalo NY USAVirginia Tech Carilion Research Institute Roanoke VA USADepartment of Pediatrics, Jacobs School of Medicine and Biomedical Sciences University at Buffalo Buffalo NY USASummary Objective Obesity is related to a bias towards smaller immediate over larger delayed rewards. This bias is typically examined by studying single commodity discounting. However, weight loss often involves choices among multiple commodities. To our knowledge, no research has examined delay discounting of delayed weight loss compared with other commodities. Methods We examined single commodity discounting of money and cross commodity discounting of money and weight loss in a sample of 84 adults with obesity or overweight statuses interested in weight loss. The exchange rate between money and weight loss was calculated, and participants completed two delay discounting tasks: money now versus money later and money now versus weight loss later. Results Participants discounted weight loss more than money (p < 0.001). When participants were divided into those who preferred weight loss (n = 61) versus money (n = 23), those who preferred money over weight loss discounted weight loss even more than individuals that preferred weight loss (p = 0.003). Conclusions Greater discounting of weight loss for those who preferred money suggest that idiosyncratic preferences are related to multiple commodity discounting, and greater discounting of weight loss across all participants provide insight on important challenges for weight control.https://doi.org/10.1002/osp4.72cross commodity discountingdelay discountingobesityweight loss
spellingShingle Y. Y. Sze
E. M. Slaven
W. K. Bickel
L. H. Epstein
Delay discounting and utility for money or weight loss
Obesity Science & Practice
cross commodity discounting
delay discounting
obesity
weight loss
title Delay discounting and utility for money or weight loss
title_full Delay discounting and utility for money or weight loss
title_fullStr Delay discounting and utility for money or weight loss
title_full_unstemmed Delay discounting and utility for money or weight loss
title_short Delay discounting and utility for money or weight loss
title_sort delay discounting and utility for money or weight loss
topic cross commodity discounting
delay discounting
obesity
weight loss
url https://doi.org/10.1002/osp4.72
work_keys_str_mv AT yysze delaydiscountingandutilityformoneyorweightloss
AT emslaven delaydiscountingandutilityformoneyorweightloss
AT wkbickel delaydiscountingandutilityformoneyorweightloss
AT lhepstein delaydiscountingandutilityformoneyorweightloss