Resnick et al. (2006) used this law to describe how intensive and seemingly altruistic participation by giving ranking is observed in the eBay feedback system.
"[2] Arenas et al. in a similar discussion add the adjunct "...or at least work fairly well" to the law.
[3] Although Zeckhauser is often credited with coining, the first reference to Yhprum's law may have been by Alan Abelson in the financial newspaper Barron's in December 1974.
Abelson coined the term to describe the gloomy financial predictions of the time which he thought were wrong, or at least wildly exaggerated.
In Abelson's opinion, a depression only occurs when the warning signs are missed or ignored.