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Do households value lower density: Theory, evidence, and implications from Washington, DC 家庭是否重视低密度:华盛顿特区的理论、证据和影响
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-05-25 DOI: 10.1016/j.regsciurbeco.2024.104023
Chuanhao Lin

A substantial literature demonstrates that zoning restrictions on building height or density lower supply and increase housing prices. However, negative externalities due to household preferences for lower neighborhood density could justify restrictions on private developers. Thus building density in a laissez-faire city may be above the welfare maximizing level. The potential external costs of height and density are tested here and found to be substantial. Increased building separation appears to mitigate the external cost of height. This implies that some level of density or floor regulation (FAR) may be welfare-enhancing, and that the gap between price and marginal construction cost may overstate the social cost of zoning because households value lower density. The analysis considers residential density and not employment density which can give rise to other types of externalities.

大量文献表明,对建筑高度或密度的分区限制会降低供应量,提高住房价格。然而,由于家庭偏好较低的社区密度而产生的负外部性,可以证明对私人开发商的限制是合理的。因此,自由放任城市的建筑密度可能会高于福利最大化水平。这里对高度和密度的潜在外部成本进行了测试,结果发现这些成本是巨大的。增加建筑间距似乎可以减轻高度的外部成本。这意味着一定程度的密度或楼层规定(FAR)可能会提高福利,价格与边际建筑成本之间的差距可能会夸大分区的社会成本,因为家庭重视较低的密度。该分析考虑的是居住密度,而不是就业密度,因为就业密度可能会产生其他类型的外部效应。
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引用次数: 0
Gender and racial disparities in altruism in social networks 社交网络中利他主义的性别和种族差异
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-05-21 DOI: 10.1016/j.regsciurbeco.2024.104025
Chih-Sheng Hsieh , Xu Lin

This paper studies gender and racial disparities in altruism among social network members who are endogenously linked. We specify group (gender or race) specific altruistic interactions models, as well as intra- and inter-group altruistic interactions models, to capture the heterogeneous patterns of altruism associated with the characteristics of two individuals in pairs. We apply the models to the Add Health data to identify altruism and social interaction effects on academic achievement and smoking behaviors among adolescents. The results indicate that females are generally more altruistic than males, and whites appear to be the most altruistic racial group. We also find that blacks exhibit spiteful effects towards other black students who are considered to “act white.”

本文研究了具有内生联系的社会网络成员在利他主义方面的性别和种族差异。我们指定了特定群体(性别或种族)的利他主义互动模型,以及群体内和群体间的利他主义互动模型,以捕捉与成对的两个个体的特征相关的利他主义异质性模式。我们将这些模型应用于 Add Health 数据,以确定利他主义和社会互动对青少年学业成绩和吸烟行为的影响。结果表明,女性通常比男性更利他主义,白人似乎是最利他主义的种族群体。我们还发现,黑人对其他被认为 "表现得像白人 "的黑人学生有唾弃效应。
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引用次数: 0
Social Networks and Brexit: Evidence from a Trade Shock 社交网络与英国脱欧:来自贸易冲击的证据
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-05-21 DOI: 10.1016/j.regsciurbeco.2024.104024
Andreas Mastrosavvas

Regional exposure to Chinese import competition has often been linked to support for the Leave option in the 2016 UK EU membership referendum. Looking at 143 harmonised International Territorial Level 3 (ITL3) regions covering England and Wales, and using data on the density of online social ties between them, I show that regional support for leaving the EU was also associated with exposure in socially connected regions. I first delineate 18 commuting zones based on interregional flows over three Census years. For each region, I then construct a measure of own exposure to Chinese import competition and a measure of exposure in a set of social neighbours located outside its commuting zone. Exploiting variation within commuting zones, and using an instrumental variable approach, I find that the two measures have comparable positive effects on the regional share of the Leave vote. In a series of checks, I do not find evidence that the effect of social neighbours’ exposure is driven by an economic channel or a relationship between import competition and social ties. I also corroborate the regional results using survey data on vote choice. I interpret these findings as indicative of social spillovers between local labour markets: information flows from social neighbours are a likely channel behind the estimated spillover effects on voting outcomes.

在2016年英国脱欧公投中,中国进口竞争的地区风险往往与脱欧选项的支持率相关。通过研究覆盖英格兰和威尔士的 143 个统一的国际领土等级 3(ITL3)地区,并利用这些地区之间的在线社会联系密度数据,我发现地区对脱离欧盟的支持也与社会联系地区的风险敞口有关。我首先根据三个人口普查年的区域间流动情况划分了 18 个通勤区。然后,我为每个地区构建了一个衡量自身受中国进口竞争影响程度的指标,以及一个衡量位于其通勤区以外的一组社会邻近地区受影响程度的指标。利用通勤区内的差异,并使用工具变量方法,我发现这两种测量方法对地区的脱欧投票比例具有可比的积极影响。在一系列的检验中,我没有发现证据表明社会邻居的影响是由经济渠道或进口竞争与社会关系之间的关系驱动的。我还利用有关投票选择的调查数据证实了地区结果。我将这些发现解释为当地劳动力市场之间的社会溢出效应:来自社会邻居的信息流很可能是估计的投票结果溢出效应背后的一个渠道。
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引用次数: 0
Stuck in traffic: Measuring congestion externalities with negative supply shocks 堵在路上测量负供给冲击下的拥堵外部性
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-05-16 DOI: 10.1016/j.regsciurbeco.2024.104013
Roberto Mosquera

Congestion is one of the most challenging issues of urban agglomeration. Congestion costs are higher than socially optimal levels, and more information is needed about the key parameters required to design optimal policies. This paper exploits an exogenous reduction in for-hire vehicle supply in New York City to estimate their effect on travel speed and document substitution patterns to other transportation modes. A 9.1 percent decrease in taxis is associated with increased travel speed by 0.45 min per mile, a 7.2 percent increase. Consumer surplus gains from increased speed fade as waiting times increase and people switch to other transportation modes.

拥堵是城市集聚中最具挑战性的问题之一。拥堵成本高于社会最优水平,设计最优政策所需的关键参数需要更多信息。本文利用纽约市出租汽车供应量的外生性减少来估算其对出行速度的影响,并记录对其他交通方式的替代模式。出租车减少 9.1% 会使出行速度每英里提高 0.45 分钟,即提高 7.2%。随着等待时间的增加和人们转向其他交通方式,提高速度所带来的消费者剩余收益也随之减少。
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引用次数: 0
A study on the benefit incidence of a place-based education fee reduction program: Evidence from a local housing market in China 基于地方的教育收费减免计划的收益率研究:来自中国地方住房市场的证据
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-05-01 DOI: 10.1016/j.regsciurbeco.2024.104010
Yugang Tang , Meng-Wei Chen , Hehe Zhang

This paper studies an Education Fee Reduction and Exemption Program for preschool childcare in Jinan, China, to explore the benefit incidence among different stakeholders by observing how housing prices and rents change in response to this program and by employing a method of difference-in-differences combined with boundary discontinuity. The empirical findings indicate that the housing prices in the experimental area rose by 5–7 percent while the rents rose by 10–13 percent due to the capitalization effects of this equalization program. Falsification tests are conducted using artificial boundaries and fake policy implementation dates. A back-of-the-envelope welfare analysis demonstrates that a considerable portion of the program's benefits is offset by house price increases for new home buyers and rent increases for tenants, with significant distributional implications for different stakeholders.

本文研究了中国济南市的学前儿童保育费减免项目,通过观察房价和房租在该项目中的变化,并采用差分法结合边界不连续法,探讨不同利益相关者之间的利益发生率。实证结果表明,由于该均等化项目的资本化效应,实验区的房价上涨了 5%-7%,而租金上涨了 10%-13%。利用人造边界和伪造的政策实施日期进行了证伪测试。福利分析表明,该计划的大部分收益被新购房者的房价上涨和租户的租金上涨所抵消,这对不同利益相关者的分配产生了重大影响。
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引用次数: 0
Introduction to the special issue on urban economics and the environment 城市经济与环境特刊简介
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-04-29 DOI: 10.1016/j.regsciurbeco.2024.104012
Matthew Freedman, Shanjun Li
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引用次数: 0
Estimating spatial autoregressions under heteroskedasticity without searching for instruments 异方差条件下的空间自回归估计,无需寻找工具
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-04-25 DOI: 10.1016/j.regsciurbeco.2024.104011
Yong Bao

This paper proposes estimating higher-order spatial autoregressions with spatial autoregressive errors and heteroskedastic error innovations without searching for instruments by explicitly exploiting the endogeneity of spatial lags in the outcome and error equations. The resulting estimator is shown to be consistent and asymptotically normal. Monte Carlo experiments demonstrate that it possesses better finite-sample properties than existing estimators. An empirical study of venture capital funding for biotechnology firms illustrates that spatial correlation stretches as far as 20 miles and that the number of venture capital firms in close proximity has stronger impact on the level of funding than as reported in an existing study.

本文提出通过明确利用结果方程和误差方程中空间滞后的内生性,在不寻找工具的情况下估计具有空间自回归误差和异方差误差创新的高阶空间自回归。结果表明,估计器具有一致性和渐近正态性。蒙特卡罗实验证明,与现有估计器相比,它具有更好的有限样本特性。对生物技术公司风险投资资金的实证研究表明,空间相关性最远可达 20 英里,与现有研究报告相比,邻近风险投资公司的数量对资金水平的影响更大。
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引用次数: 0
Varying coefficient panel data models and methods under correlated error components: Application to disparities in mental health services in England 相关误差成分下的可变系数面板数据模型和方法:英格兰心理健康服务差异的应用
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-04-12 DOI: 10.1016/j.regsciurbeco.2024.104009
Pipat Wongsa-art , Namhyun Kim , Yingcun Xia , Francesco Moscone

The contribution of this paper is twofold. Firstly, it introduces novel regression models that combine two important areas of the methodological development in panel data analysis, namely a varying coefficient specification and spatial error dependence. The former allows relatively flexible nonlinear interactions; the latter enables spatial correlations of the disturbance and thus differ significantly from the other random effect models in the literature. To estimate the model, a new estimation procedure is established that can be viewed as a generalization of the quasi-maximum likelihood method for a spatial panel data model to the well-known conditional local likelihood procedure. Novel inference methods, particularly variable selection and hypothesis testing of the parameter constancy, are introduced and are shown to be effective under the complex spatial error dependence. Equally importantly, this paper makes a substantial contribution to the understanding of financing and expenditure for health and social care. In particular, we empirically analyze and explain the effects of political ideologies on the local fiscal policy in England, especially the expenditure on mental health services.

本文有两方面的贡献。首先,它引入了新的回归模型,将面板数据分析方法发展的两个重要领域,即变化系数规范和空间误差依赖性结合起来。前者允许相对灵活的非线性互动;后者允许扰动的空间相关性,因此与文献中的其他随机效应模型有很大不同。为了估算该模型,我们建立了一个新的估算程序,该程序可被视为空间面板数据模型的准最大似然法与著名的条件局部似然法的一般化。本文引入了新的推理方法,特别是变量选择和参数恒定性假设检验,并证明了这些方法在复杂的空间误差依赖性条件下是有效的。同样重要的是,本文对理解医疗和社会保健的融资和支出做出了重大贡献。特别是,我们通过实证分析解释了政治意识形态对英格兰地方财政政策的影响,尤其是对心理健康服务支出的影响。
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引用次数: 0
Informal land markets and ethnic kinship in West African cities 西非城市的非正规土地市场和种族亲属关系
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-04-06 DOI: 10.1016/j.regsciurbeco.2024.104008
Lucie Letrouit , Harris Selod

We present an urban land use model with land tenure insecurity and information asymmetry regarding risks of contested land ownership, a very common issue in West African cities. A market failure emerges assellers do not internalize the impact of their market participation decision on the average quality of traded plots, which in turn affects other sellers and buyers’ decisions. The equilibrium is suboptimal and has too many transactions of insecure plots and too few transactions of secure plots. This market failure can be addressed when agents trade along trusted kinship lines that discourage undisclosed sales of insecure plots. Such kinship matching is an important feature of West African societies, including on the market for informal land, as illustrated by a unique survey administered in Bamako, Mali. In the model, the extent to which the market failure is addressed increases with the intensity of kinship ties. When sellers also have the possibility of registering their property right in a cadastre, this not only further attenuates information asymmetry but also helps reduce risk. We find complementarity between kinship matching and registration: As transactions along trusted kinship lines tend to involve plots that are more secure on average, kinship matching makes registration better targeted at insecure plots traded outside kinship ties.In this context, a partial registration fee subsidy can bring the economy to the social optimum.1

我们提出了一个城市土地利用模型,该模型存在土地使用权不安全和有关土地所有权争议风险的信息不对称问题,这在西非城市是一个非常普遍的问题。市场失灵的出现是由于卖方没有将其市场参与决策对交易地块平均质量的影响内在化,这反过来又影响了其他卖方和买方的决策。均衡是次优的,不安全地块的交易太多,而安全地块的交易太少。如果代理人按照可信任的亲属关系进行交易,阻止不安全地块的不公开销售,就可以解决这种市场失灵问题。正如在马里巴马科进行的一项独特调查所示,这种亲属关系匹配是西非社会的一个重要特征,包括非正规土地市场。在该模型中,市场失灵的解决程度随着亲属关系的紧密程度而增加。当卖方也有可能在地籍中登记其产权时,这不仅会进一步减少信息不对称,还有助于降低风险。我们发现亲属配对和登记之间存在互补性:在这种情况下,部分登记费补贴可以使经济达到社会最优水平1。
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引用次数: 0
Airbnb and rental markets: Evidence from Berlin Airbnb 和租赁市场:柏林的证据
IF 3.1 2区 经济学 Q1 Social Sciences Pub Date : 2024-03-23 DOI: 10.1016/j.regsciurbeco.2024.104007
Tomaso Duso , Claus Michelsen , Maximilian Schaefer , Kevin Ducbao Tran

We exploit the differential responses of Airbnb hosts to two distinct policy interventions in Berlin to shed light on the optimal design of policies targeting short-term rental platforms to mitigate rental market inflation. The first intervention, which affected commercial listings, significantly impacted long-term rental markets, unlike the second intervention, which mainly affected non-commercial listings. Leveraging these policy variations, we estimate the marginal impact of Airbnb on rental supply and rents. Each additional commercial Airbnb listing displaces 0.23 to 0.37 rental units and increases rent per square meter by 1.3 to 2.4 percent. This underscores the importance of targeting commercial listings when regulating short-term rental markets.

我们利用 Airbnb 房东对柏林两种不同政策干预措施的不同反应,来揭示针对短期租赁平台的政策的最佳设计,以缓解租赁市场的膨胀。第一项干预措施影响的是商业房源,对长期租赁市场产生了重大影响,而第二项干预措施则不同,主要影响的是非商业房源。利用这些政策差异,我们估算了 Airbnb 对租赁供应和租金的边际影响。每增加一个 Airbnb 商业房源,就会取代 0.23 到 0.37 个出租单位,每平方米的租金就会增加 1.3% 到 2.4%。这强调了在监管短期租赁市场时针对商业房源的重要性。
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引用次数: 0
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Regional Science and Urban Economics
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