%0 Journal Article %A Martin S. Fridson %T Exactly What do You Mean by Speculation? %D 1993 %R 10.3905/jpm.1993.29 %J The Journal of Portfolio Management %P 29-39 %V 20 %N 1 %U https://jpm.pm-research.com/content/iijpormgmt/20/1/29.full.pdf