That doesn’t answer the question. The question is whether they produce good data, especially in contrast to polls.
If yes (which is what the efficacy thread talks about) then what’s wrong with proceeding with the data? If no, please show how their data has been less reliable than polls.
The Efficacy Of Prediction Markets
http://www.freerepublic.com/focus/f-news/1922961/posts
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Why the smart money is on Duncan Hunter
http://www.freerepublic.com/focus/f-news/1926032/posts
No, not at this point. I question the accuracy of both at this point in the game.