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Professor Youwei Li


Should a retailer sell its own extended warranties or resell those from the manufacturer when confronting supplier encroachment? (2020)
Journal Article
Chai, J., Li, H., Yan, W., & Li, Y. (in press). Should a retailer sell its own extended warranties or resell those from the manufacturer when confronting supplier encroachment?. Journal of the Operational Research Society, https://doi.org/10.1080/01605682.2020.1759383

Due to fierce competition in the product market under conditions of supplier encroachment, many brand name retailers, including Sears, Best Buy, and Circuit City, depend on the extended warranty contracts that they sell along with the products. The d... Read More about Should a retailer sell its own extended warranties or resell those from the manufacturer when confronting supplier encroachment?.

Investor Overconfidence and the Security Market Line: New Evidence from China (2020)
Journal Article
Han, X., Li, K., & Li, Y. (2020). Investor Overconfidence and the Security Market Line: New Evidence from China. Journal of Economic Dynamics and Control, 117, https://doi.org/10.1016/j.jedc.2020.103961

This paper documents a highly downward-sloping security market line (SML) in China, which is more puzzling than the typical “flattened” SML in the US, and does not reconcile with existing theories of the low-beta anomaly. We show that investor overco... Read More about Investor Overconfidence and the Security Market Line: New Evidence from China.

Asymmetric volatility spillovers between economic policy uncertainty and stock markets: Evidence from China (2020)
Journal Article
Wang, Z., Li, Y., & He, F. (2020). Asymmetric volatility spillovers between economic policy uncertainty and stock markets: Evidence from China. Research in international business and finance, 53, https://doi.org/10.1016/j.ribaf.2020.101233

This study explores the spillovers between economic policy uncertainty (EPU) and stock market realized volatility (RV). The monthly index of Chinese and US EPU and RV are used to analyze the pairwise directional spillovers. We find that RV is a net r... Read More about Asymmetric volatility spillovers between economic policy uncertainty and stock markets: Evidence from China.

How did order-flow impact bond prices during the European Sovereign Debt Crisis? (2019)
Journal Article
Lin, Z., Hamill, P. A., Li, Y., Sun, Z., & Waterworth, J. (2020). How did order-flow impact bond prices during the European Sovereign Debt Crisis?. International Review of Economics and Finance, 67, 13-24. https://doi.org/10.1016/j.iref.2019.12.008

The impact of trades on price dynamics in the European sovereign debt markets is of significant importance to policy makers and market participants. This paper uses high-frequency quote and transaction data from the MTS European sovereign bond inter-... Read More about How did order-flow impact bond prices during the European Sovereign Debt Crisis?.

Social media effect, investor recognition and the cross-section of stock returns (2019)
Journal Article
Meng, X., Zhang, W., Li, Y., Cao, X., & Feng, X. (2020). Social media effect, investor recognition and the cross-section of stock returns. International review of financial analysis, https://doi.org/10.1016/j.irfa.2019.101432

Investor recognition affects cross-sectional stock returns. In informationally incomplete markets, investors have limited recognition of all securities, and their holding of stocks with low recognition requires compensation for being imperfectly dive... Read More about Social media effect, investor recognition and the cross-section of stock returns.

Intraday time-series momentum: Evidence from China (2019)
Journal Article
Jin, M., Kearney, F., Li, Y., & Yang, Y. C. (in press). Intraday time-series momentum: Evidence from China. Journal of Futures Markets, https://doi.org/10.1002/fut.22084

This study conducts an investigation of intraday time‐series momentum across four Chinese commodity futures contracts: copper, steel, soybean, and soybean meal. Our results indicate that the first half‐hour return positively predicts the last half‐ho... Read More about Intraday time-series momentum: Evidence from China.

Overnight momentum, informational shocks, and late informed trading in China (2019)
Journal Article
Gao, Y., Han, X., Li, Y., & Xiong, X. (2019). Overnight momentum, informational shocks, and late informed trading in China. International review of financial analysis, 66, 101394. https://doi.org/10.1016/j.irfa.2019.101394

Based on high-frequency firm-level data, this paper uncovers new empirical patterns on intraday momentum in China. First, there exists a strong intraday momentum effect at the firm level. Second, the intraday predictability stems mainly from the over... Read More about Overnight momentum, informational shocks, and late informed trading in China.

Selling vertically differentiated products under one channel or two? A quality segmentation model for differentiated distribution channels (2019)
Journal Article
Chai, J., Yan, W., Li, Y., Palmer, M., & Huang, Q. (2019). Selling vertically differentiated products under one channel or two? A quality segmentation model for differentiated distribution channels. Journal of the Operational Research Society, https://doi.org/10.1080/01605682.2019.1605469

Many manufacturers, including Lenovo, Sony, Procter & Gamble, and Buckle, have adopted differentiated distribution channels to market vertically differentiated products. However, there is scant literature addressing the issue of quality differentiati... Read More about Selling vertically differentiated products under one channel or two? A quality segmentation model for differentiated distribution channels.

Bottom-up sentiment and return predictability of the market portfolio (2019)
Journal Article
Guo, J., Li, Y., & Zheng, M. (2019). Bottom-up sentiment and return predictability of the market portfolio. Finance research letters, 29, 57-60. https://doi.org/10.1016/j.frl.2019.03.008

This paper provides strong evidence that market sentiment measured bottom-up from individual-stock sentiment is negatively related to future long-term market returns and is positively correlated with contemporaneous returns.

Heterogeneous agent models in financial markets: A nonlinear dynamics approach (2018)
Journal Article
He, X. Z., Li, Y., & Zheng, M. (2019). Heterogeneous agent models in financial markets: A nonlinear dynamics approach. International review of financial analysis, 62, 135-149. https://doi.org/10.1016/j.irfa.2018.11.016

Studies on financial markets have accumulated consistent evidences of stylized facts and anomalies, which can be characterized by stochastic switching among different co-existing market states but yet difficult to reconcile with traditionally rationa... Read More about Heterogeneous agent models in financial markets: A nonlinear dynamics approach.