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Fare Structure and the Demand for Public Transit
We study fare structure design and public transit use Leveraging a fare rise in the Beijing Subway that replaced a flat rate with one that varies by distance, time, and offers quantity discounts, we find inelastic demand, inflexible travel schedules, and

Yizhen Gu, Qu Tang, Yacan Wang, Ben Zou*

Working Paper | No. 20240302 |

Keywords: public transit, demand for travel, price elasticity

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Managerial Incentives in the Mutual Fund Industry
The domain of mutual fund management is characterized by an array of incentives that influence the decision-making of fund managers In this article, we provide a survey of the extensive literature on various types of incentives faced by mutual fund manag

Linlin Ma, Yuehua Tang, Yuan Wang

Working Paper | No. 20240301 |

Keywords: mutual funds, managerial incentives, fund managers, fund families, flow-performance relationship, compensation, agency problems, portfolio disclosure, business ties

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Banking Innovations in China: Evidence and Welfare Implications
Understanding the impacts of new technology and innovations on the banking sector is important and of growing interest However, there is limited research on the detailed channels of these impacts and, consequently, their evaluations with respect to th

Yicheng Wang, Zhiwei Xu, Weimin Zhou

Working Paper | No. 20231106 |

Keywords: banking innovations, bank risk-taking, welfare effects, general equilibrium

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Leasing, Pecuniary Externality, and Aggregate Efficiency
Firms frequently lease capital, as indicated by the data; however, the impact of leasing on aggregate efficiency has seldom been studied In this paper, we demonstrate that leasing can mitigate the inefficiencies caused by pecuniary externalities in ec

Kai Li, Yicheng Wang, Yiming Xu

Working Paper | No. 20231105 |
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Learning, Price Discovery, and Macroeconomic Announcements
We examine the price discovery process in the Chinese equity market Leveraging a unique feature of China’s market - the release of macroeconomic announcements that are often unscheduled, varying in time, and occur outside of regular trading hours

Haozhe Han, Grace Xing Hu, Calvin Dun Jia∗

Working Paper | No. 20231104 |

Keywords: Learning, Macroeconomic Announcements, Price Informativeness, Market Efficiency

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Quantifying the Macroeconomic Impact of Credit Expansions
Although the literature has emphasized different channels through which changes in credit conditions affect economic activity, the relative quantitative importance of these channels remains unclear In this paper, we seek to evaluate the relative role

Corina Boar, Matthew Knowles, Kjetil Storesletten, Yicheng Wang

Working Paper | No. 20231103 |

Keywords: Credit Market Deregulation, Credit Market Friction, Macroeconomic Impact, Heterogenous Firm, New Keynesian, Firm Dynamics

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Spatial Search
This paper considers a random search model where some locations provide sellers with better chances of meeting many buyers than other locations (for example popular shopping streets or the first page of a search engine) When sellers are heterogeneous

Xiaoming Cai, Pieter Gautier, Ronald Wolthoff

Working Paper | No. 20231102 |

Keywords: search frictions, spatial equilibrium, sorting

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Search, Screening and Sorting
We examine how search frictions impact labor market sorting by constructing a model consistent with recent evidence that employers collect a pool of applicants before interviewing a subset We derive the necessary and sufficient conditions for sorti

Xiaoming Cai, Pieter Gautier, Ronald Wolthoff

Working Paper | No. 20231101 |

Keywords: sorting, complementarity, search frictions, information frictions, heterogeneity

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Leasing and the Idiosyncratic Volatility Puzzle
Our study elucidates the idiosyncratic volatility puzzle, the observed negative correlation between past idiosyncratic volatility and stock returns, by examining firms optimal decisions to buyversus- lease capital We find that firms with elevated

Kai Li, Kaihong Song

Working Paper | No. 20230902 |

Keywords: idiosyncratic volatility; financial constraint; leased capital; cross-section of expected returns; incomplete market

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Climate Innovation and Carbon Emissions: Evidence from Supply Chain Networks
We study whether climate-related innovation leads to carbon emission reductions by analyzing supply chain networks We find that climate innovation reduces carbon emissions at customer firms, but only for the supplier firm s product innovation patents,

Ulrich Hege, Kai Li, Yifei Zhang

Working Paper | No. 20230901 |

Keywords: : climate change mitigation technologies (CCMTs); climate innovations; supply chain; new customer firms; carbon emissions; ESG scores; discrete choice model

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