芝加哥乘客选择优步和Lyft而不是公交意味着出行时间的盈亏平衡值中值等于该地区每小时30美元的时薪

IF 11.3 1区 环境科学与生态学 Q1 ENGINEERING, ENVIRONMENTAL
Miki Tsuchiya, Anna Cobb, Parth Vaishnav
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引用次数: 0

摘要

Uber 和 Lyft 等运输网络公司(TNC)的使用在美国许多城市都很普遍,包括那些交通发达的城市。然而,与私家车相比,使用公交车产生的外部效应较小,而且成本较低,但会增加旅行时间。在此,我们将芝加哥 TNC 实际出行的收益和成本与通过公交出行的反事实进行比较。我们对总票价、旅行时间的货币化价值以及外部性进行了评估。我们发现,乘客在公交和 TNC 之间选择公交还是 TNC 的时间盈亏平衡值中位数为 34 美元/小时(四分位间范围:21-60 美元),几乎与地区工资中位数完全相等,而工资中位数又是通常用于评估商务旅行时间的指标。如果将外部因素内部化,乘客就需要按照 37 美元/小时(22-64 美元)来估算自己的时间。假定目前的公交负载率,使用公交和 TNC 汽油汽车电气化可在类似程度上减少空气排放的外部性。公交出行时间的一半包括步行和等待;减少步行和等待的政策将使公交更具吸引力。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

Chicago Riders’ Choice of Uber and Lyft over Transit Implies a Median Breakeven Value of Travel Time Equal to the Regional Hourly Wage of $30 per Hour

Chicago Riders’ Choice of Uber and Lyft over Transit Implies a Median Breakeven Value of Travel Time Equal to the Regional Hourly Wage of $30 per Hour
The use of transportation network companies (TNCs), such as Uber and Lyft, is widespread in many US cities, including those with good transit. However, transit use produces smaller externalities relative to private vehicles and is cheaper but can increase travel time. Here we compare the benefits and costs of real TNC trips in Chicago to a counterfactual in which they are performed by transit. We assess total fare and monetized value of travel time, as well as externalities. We find that the median breakeven value of time at which a rider would be indifferent between transit and a TNC, $34/hour (interquartile range: $21–60), is almost exactly equal to the regional median wage, which in turn is a metric that is commonly used to value travel time for business purposes. Internalizing externalities would require riders to value their time at $37/hour ($22–64). Transit use and electrification of TNC gasoline vehicles could reduce air emissions externalities to a similar extent assuming current transit load factors. Half of transit trips’ duration consists of walking and waiting; policies that reduce walking and waiting would make transit more attractive.
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来源期刊
环境科学与技术
环境科学与技术 环境科学-工程:环境
CiteScore
17.50
自引率
9.60%
发文量
12359
审稿时长
2.8 months
期刊介绍: Environmental Science & Technology (ES&T) is a co-sponsored academic and technical magazine by the Hubei Provincial Environmental Protection Bureau and the Hubei Provincial Academy of Environmental Sciences. Environmental Science & Technology (ES&T) holds the status of Chinese core journals, scientific papers source journals of China, Chinese Science Citation Database source journals, and Chinese Academic Journal Comprehensive Evaluation Database source journals. This publication focuses on the academic field of environmental protection, featuring articles related to environmental protection and technical advancements.
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