Levy, Haim; Lim, Kok Chew - In: Review of Quantitative Finance and Accounting 11 (1998) 1, pp. 37-51
We reexamine whether investors can gain abnormal returns using the cross-sectional autoregressive model of stock returns. We find that the pattern of abnormal returns obtained is inconsistent over the time period 1934-94. We adjust for the higher commission costs in the pre-May 1 1975 period, a...