Carr–Benkler wager
The Carr–Benkler wager between Yochai Benkler and Nicholas Carr concerned the question whether the most influential sites on the Internet will be peer-produced or price-incentivized systems . 
<triplet> Carr–Benkler wager <subj> Yochai Benkler <obj> participant <subj> Nicholas Carr <obj> participant