%0 Journal Article %A Edward A. Dyl %A Clyde W. Holland %T Why a weekend effect? %B Comment %D 1990 %R 10.3905/jpm.1990.409286 %J The Journal of Portfolio Management %P 88-89 %V 16 %N 4 %U https://jpm.pm-research.com/content/iijpormgmt/16/4/88.full.pdf