作者: T. Wójtowicz , R. Mestel , H. Gurgul
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摘要: This paper reviews previous contributions to trading volume theory and investigates the statistical properties of stock returns using data American companies included in DJIA segment. Results are presented on a daily volumes basis for whole period August 1997 October 2004 two subperiods (August 1997-February 2001; March 2001-October 2004). It turns out that NIG hyperbolic distribution describes log-volume best way, case returns, this is accordance with results from literature.