悬赏 100 个论坛币 已解决
【作者(必填)】Allan C. Eberhart
William F. Maxwell
Akhtar R. Siddique
【文题(必填)】An Examination of Long‐Term Abnormal Stock Returns and Operating Performance Following R&D Increases
【年份(必填)】2004
【全文链接或数据库名称(选填)】https://onlinelibrary.wiley.com/doi/10.1111/j.1540-6261.2004.00644.x