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居住在不良食品环境下的保费:人们是理性的吗?

Premiums for Residing in Unfavorable Food Environments: Are People Rational?

机构信息

School of Public Administration, Zhongnan University of Economics and Law, Wuhan 430073, China.

Department of Resource Economics and Environmental Sociology, University of Alberta, Edmonton, AB T6G 2H1, Canada.

出版信息

Int J Environ Res Public Health. 2022 Jun 7;19(12):6956. doi: 10.3390/ijerph19126956.

Abstract

The most extensive research areas in the food environment literature include identifying vulnerable dietary environments and studying how these environments affect eating behaviors and health. So far, research on people's willingness to pay (WTP) for residing in different types of food environments is limited. Therefore, this study aims to estimate WTP for different types of food environments by using spatial hedonic pricing models. The empirical application applies to the Canadian city of Edmonton. The results show that people are willing to pay a premium to live in neighborhoods with poor access to supermarkets and grocery stores (food-desert type) and neighborhoods with excessive access to fast-food restaurants and convenience stores (food-swamp type). Why do rational people prefer to live in disadvantaged food environments? The seemingly counter-intuitive result has its rationality. The premium paid to live in food-desert type environment may reflect people's dislike of noise, traffic jams, and potential safety issues brought by supermarkets and grocery stores. The WTP for living in food-swamp type environment may reflect people's preference for convenience and time-saving brought by fast-food consumption in modern urban society. Additionally, the inability of low-income families to afford healthy food may be a deeper reason for choosing to live in neighborhoods with excess access to fast food. To improve the eating environment and encourage healthy lifestyles, the government can encourage healthier fast-food restaurants, provide grocery shopping vouchers, and promote community garden projects.

摘要

食品环境文献中最广泛的研究领域包括确定脆弱的饮食环境,并研究这些环境如何影响饮食行为和健康。到目前为止,关于人们对居住在不同类型食品环境的支付意愿(WTP)的研究还很有限。因此,本研究旨在利用空间享乐定价模型来估计不同类型食品环境的 WTP。实证应用适用于加拿大埃德蒙顿市。结果表明,人们愿意为居住在超市和杂货店可达性较差的社区(食品荒漠型)和快餐店和便利店可达性过高的社区(食品沼泽型)支付溢价。为什么理性人更喜欢居住在不利的食品环境中?这种看似违反直觉的结果是有其合理性的。居住在食品荒漠型环境中支付的溢价可能反映了人们对超市和杂货店带来的噪音、交通拥堵和潜在安全问题的厌恶。居住在食品沼泽型环境中的支付意愿可能反映了人们在现代城市社会中对快餐消费带来的便利性和节省时间的偏好。此外,低收入家庭无法负担健康食品可能是选择居住在快餐店可达性过高的社区的更深层次原因。为了改善饮食环境和鼓励健康的生活方式,政府可以鼓励更健康的快餐店,提供食品杂货购物券,并推广社区花园项目。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/03e4/9222830/1cff7acd4fe5/ijerph-19-06956-g001.jpg

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