Research
- September 15, 2026
- by
- lsrblog
• Dual Peer Effects and Cross-Stock Predictability (with Doron Avramov, Shuyi Ge and Oliver Linton)
Journal of Financial Economics, Volume 180, June 2026, 104274
This paper introduces a Peer Index (PI) constructed from economically motivated peer networks that summarizes (i) the strength of a firm’s peers and (ii) the firm’s position within its peer group. PI predicts stock returns and earnings surprises over short and long horizons. Machine-learning models based solely on firm-level characteristics do not subsume PI’s predictive power, supporting the interpretation...
Others
- September 12, 2020
- by
- lsrblog
早春
春雷一声天下惊，去岁长梦今初醒。
几缕暖阳争蕊顾，少许惠风逗鹊鸣。
久饥饕客伺时动，阔别游子盼药灵。
经世济民平生志，孜孜为求四海兴。
———2021.3.25 于 Cherwell Court
晚春
樱花尽落塞尔文，独居幽锁误满春。
唯有晓光疲不住，疏枝行影似有人。
——-2020.05.17 于 Cherwell Court，Lockdown
破阵子·战疫
荆楚不世之功，鸣笛音击长空。神州白衣战冬疫，中华赤旗沐春风。不与旧时同。
国祚危机共存，家运福祸相生。无影艨艟破幻梦，从此寰宇划西东。日出江山红。
——-2020.04.03 于 Cherwell Court
暮登雅典狼山
风起狼峰眺卫城，日暮车水入霓虹。
云近月明天拍岸，雾远山晦海腾空。
