Open-Source, Free-Of-Charge, Constitutionally Open Prediction Exchange Posted on February 5, 2009 by admin Mike Linksvayer again.– Related PostsThe Open Institute Of Prediction MarketsInTrade, TradeSports, BetFair, TradeFair, IEM, HubDub, NewsFutures, HSX = Bet Exchange ServicesImproving startup virality using prediction markets to estimate failure probability?
Re the post title, “free of charge” has nothing to do with it.
OK.