Campbell, Cynthia J; Wasley, Charles E - In: Review of Quantitative Finance and Accounting 6 (1996) 3, pp. 309-26
We extend prior research on the empirical properties of daily trading volume and methods to detect abnormal trading volume in two ways. We compare the performance of a nonparametric test statistic with the parametric test statistic used in prior research and we study samples of NASDAQ securities...