Valuation, Profitability, and Subsequent Stock Returns: Firm Fixed-Effects Evidence from Taiwan

stock returns, valuation ratios, profitability, fixed effects, Taiwan stock market

Authors

  • Szu-Hsien Lin Department of Accounting and Information Systems, Asia University, Taichung, Taiwan
  • Chien-Chung Tu Taiwan Instrument Research Institute, National Applied Research Laboratories, Hsinchu, Taiwan
  • Huei-Hwa Lai Department of Business Administration, Chaoyang University of Technology, Taichung, Taiwan
  • Shao-Chun Chiu Department of Accounting and Information Systems, Asia University, Taichung, Taiwan
August 5, 2026

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This study examines whether valuation ratios and profitability are associated with subsequent-quarter stock returns in Taiwan. The analysis applies firm fixed-effects regressions with quarter fixed effects and firm-clustered standard errors. The results show that ROE is positively related to returns in the following quarter, whereas P/B and P/S are negatively related to subsequent performance. P/E is not statistically significant. Overall, profitability and valuation provide complementary information about short-term stock returns.