Faculty & Research
How does a citizen’s decision to participate in political activism depend on the participation of others? We conduct a nationwide natural field experiment in collaboration with a major European party during a recent national election. In a party survey, we randomly provide canvassers with true information about the canvassing intentions of their peers.
Sep 20, 2024
Abstract Return predictability has been one of the central research questions in finance for many decades. This paper proposes a predictive regression with multiple structural changes to capture the sporadic predictive ability of potential predictors for the return series.
Sep 20, 2024
Abstract The paper considers testing and signal identification for covariance matrices from two populations of marginally sub-Gaussian distributed. A multi-level thresholding procedure is proposed for testing the equality of two high-dimensional covariance matrices, which is designed to detect sparse and faint differences between the covariances. A novel U-statistic composition is developed to ...
Sep 11, 2024
This paper addresses the gap by comparing the responses of traditional taxis and ridesharing platforms like Uber to unexpected urban events. Using a difference-in-differences econometric model on large-scale trip data, we find that ridesharing platforms outperform traditional taxis in handling uncertainties caused by anomalies.
Sep 5, 2024
The article is about a quantitative model with long-term debt where shareholders cannot commit to not dilute existing lenders with new debt issuances.
Sep 3, 2024
Organizations around the globe are increasingly focusing on Diversity, Equity, and Inclusion (DEI) to create fair and equitable workplaces. However, the effectiveness of DEI initiatives often depends on whether these practices are implemented in isolation or as part of a comprehensive strategy. A recent study by Dr. Kaifeng Jiang and his coauthors, published in the Academy of Management Journal, delves into how three main categories of DEI practices—resource, non-discrimination, and accountability—interact and impact turnover rates for women and racialized employees and leaders.
Jun 12, 2024
We investigate how exposure to the One-Child Policy (OCP) during early adulthood affects marriage and fertility in China.
May 31, 2024
Chinese scholars visiting Tokyo shared their views on the current state and future trajectory of China's economy, refuting claims from some countries that China's economy has peaked and is facing overcapacity.
May 27, 2024
Social skills are important but difficult to measure. So far, few empirical studies have examined the effect of social skills on the performance of professionals.
May 23, 2024
In an exclusive interview with China Daily, Liu said that a key means to achieve this is to attract more qualified, institutional long-term investors to the A-share market.
May 9, 2024