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Digital Distractions with Peer Influence: The Impact of Mobile App Usage on Academic and Labor Market Outcomes
Panle Jia Barwick, Siyu Chen, Chao Fu, Teng Li, Jan 08, 2025We present the first comprehensive evidence of how app usage affects academic performance and early career outcomes. App usage is contagious: a one standard deviation (around 3.5 hours per day) increase in roommates’ app usage raises an individual’s own app usage by 5.8%, with substantial heterogeneity across students. A one standard deviation increase in app usage reduces GPAs by 36.2% of a within-cohort-major standard deviation and lowers wages by 2.3%. The effect of roommates’ app usage is over half the size of an individual’s own usage effect. High-frequency GPS data reveal that high app usage crowds out time in study halls and increases late arrivals at and absences from lectures.
BigTech Credit and Monetary Policy Transmission
Yiping Huang, Xiang Li, Han Qiu, Changhua Yu, Dec 07, 2022By comparing business loans made by a BigTech bank with those made by traditional banks, this study finds that BigTech loans tend to be smaller, and the BigTech lender is more likely to grant credit to new borrowers than conventional banks in response to expansionary monetary policy.
Microgiving with Digital Platforms
Xiheng Jiang, Jianwei Xing, Jintao Xu, Eric Zou, Nov 30, 2022“Microgiving,” a new model of fundraising made possible by digital technologies, is premised on the notion that charities can raise substantial funds by soliciting minuscule donations from many individuals.
What Gets Measured Gets Managed: Investment and the Cost of Capital
Zhiguo He, Guanmin Liao, Baolian Wang, Aug 09, 2023To improve capital allocative efficiency, starting in 2010, Chinese regulators switched from using return on equity to economic value added (EVA).
Financial Reporting and Disclosure Practices in China
Hai Lu, Jee-Eun Shin, Mingyue Zhang, Jul 04, 2024This article discussing that Chinese firms tend to emphasize the stability of financial performance in their reports. In contrast to U.S. firms, their financial disclosures are significantly swayed by non-shareholder stakeholders and do not leverage voluntary disclosures to mitigate capital costs.
