【作者(必填)】 George Andrew Karolyi
Bong-Chan Kho
【文题(必填)】 Time-Varying Risk Premia and the Returns to Buying Winners and Selling Losers: Caveat Emptor et Venditor【年份(必填)】May 18, 1998
【全文链接或数据库名称(选填)】 http://papers.ssrn.com/sol3/papers.cfm?abstract_id=7467