【作者(必填)】
Bruce N. Lehmann
【文题(必填)】
Fads, Martingales, and Market Efficiency【年份(必填)】

The Quarterly Journal of Economics
Vol. 105, No. 1 (Feb., 1990), pp. 1-28
【全文链接或数据库名称(选填)】https://www.jstor.org/stable/2937816