When m searching on google then we have found Most of B2B Portals / Pr Website are running copy content in products description / Classifieds / PR and all copy content web page have a ranking and all content of product / PR is match by client Website and other portals, is it true google does not penalize fof products description and PR duplicate content
It gets indexed sometimes but gets deindexed eventually or won't rank high, there are some certain plugins used by people to make as though the articles are unique so eventhough you say, "Hei, that site is using a copied data from mine but ranks higher" its highly possible they are using such plugins.