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  • Innovative efficiency and stock returns - ScienceDirect
    We find that innovative efficiency (IE), patents or citations scaled by research and development expenditures, is a strong positive predictor of future returns after controlling for firm characteristics and risk
  • Innovative efficiency and stock returns - 百度学术
    We find that innovative efficiency (IE), patents or citations scaled by research and development expenditures, is a strong positive predictor of future returns after controlling for firm characteristics and risk
  • Innovative efficiency and stock returns - EconPapers
    Abstract: We find that innovative efficiency (IE), patents or citations scaled by research and development expenditures, is a strong positive predictor of future returns after controlling for firm characteristics and risk
  • Hirshleifer, D. , Hsu, P. , Li, D. (2013). Innovative Efficiency and . . .
    This paper uses the standard deviation of the industry’s sales growth rate to represent the uncertainty of demand It employs the panel data of listed manufacturing firms in China for empirical analysis Our results show that demand uncertainty inhibits the firm innovation activities
  • Publications | David Hirshleifer
    “ Index Investing and Asset Pricing under Information Asymmetry and Ambiguity Aversion,” David Hirshleifer, Chong Huang and Siew Hong Teoh, forthcoming, Journal of Financial and Quantitative Analysis
  • Innovative Efficiency and Stock Returns | Request PDF
    Given our focus on R D collaboration, we measure a firm's productivity based on its overall innovative efficiency, i e , its ability to convert R D into patents (Hirshleifer et al 2013)
  • 问号屋：如何构建企业创新效率变量？ - 知乎
    为了检验企业将创新投入 (研发费用)转化为创新产出 (专利)的效率，作者遵循 Hirshleifer et al (2013)构建了创新效率的度量，其计算方法为企业i在t年 (NumPati,t)提交的最终成功的专利申请数量除以企业i从t - 2年到t年的加权累计研发投资。
  • Innovative efficiency and stock returns - IDEAS RePEc
    Hirshleifer, David Hsu, Po-Hsuan Li, Dongmei, 2013 " Innovative efficiency and stock returns," Journal of Financial Economics, Elsevier, vol 107 (3), pages 632-654
  • Innovative efficiency and firm value: Evidence from China
    For innovative efficiency, Hirshleifer et al (2013) first use a proxy measure of patents and citations scaled by R D expenditures and find that innovative efficiency contains rich information about the market value of firms
  • Innovative efficiency and stock returns - ISI Articles
    We find that innovative efficiency (IE), patents or citations scaled by research and development expenditures, is a strong positive predictor of future returns after controlling for firm characteristics and risk





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