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Improving mean variance optimization through sparse hedging restrictions
Goto, Shingo; Yan, Xu - In: Journal of financial and quantitative analysis : JFQA 50 (2015) 6, pp. 1415-1441
Persistent link: https://www.econbiz.de/10011479442
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What affects innovation more : policy or policy uncertainty?
Bhattacharya, Utpal; Hsu, Po-Hsuan; Tian, Xuan; Yan, Xu - In: Journal of financial and quantitative analysis : JFQA 52 (2017) 5, pp. 1869-1901
Persistent link: https://www.econbiz.de/10011928928
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Corporate R&D and stock returns : international evidence
Hou, Kewei; Hsu, Po-Hsuan; Wang, Shiheng; Watanabe, Akiko; … - In: Journal of financial and quantitative analysis : JFQA 57 (2022) 4, pp. 1377-1408
Persistent link: https://www.econbiz.de/10013270315