【作者(必填)】 Eric Ghysels
【文题(必填)】 On Stable Factor Structures in the Pricing of Risk: Do Time‐Varying Betas Help or Hurt?【年份(必填)】
2002
【全文链接或数据库名称(选填)】https://doi.org/10.1111/0022-1082.224803
https://onlinelibrary.wiley.com/doi/abs/10.1111/0022-1082.224803