%0 Journal Article %A Ernest Bloch %A Robert A. Schwartz %T The Great Debate Over NYSE Rule 390 %D 1978 %R 10.3905/jpm.1978.408665 %J The Journal of Portfolio Management %P 5-8 %V 5 %N 1 %U https://jpm.pm-research.com/content/iijpormgmt/5/1/5.full.pdf