Tag Archives: Barry Ritholtz

Why don’t they use prediction markets to settle their Community Reinvestment Act dispute?

Barry Ritholtz versus John Carney

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Barry Ritholtz has a new home.

http://www.ritholtz.com/blog/ His blog (The Big Picture) is now powered by WordPress —of course. Best wishes to him. I disagree with Barry politically, and about what to think of the prediction markets —but Barry is a very nice person, and his … Continue reading

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If you want to increase the absolute accuracy of the outputs of the prediction markets, try (if you can) to increase the quality of the inputs.

Wanna better political prediction markets? Ask Gallup to generate better polls —because that’s what traders eat for breakfast. I have been telling that to Barry Ritholtz —but he stays on his position. Thanks to Barry for listening. Let’s move on … Continue reading

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Ubber finance blogger Barry Ritholtz believes in magic. He believes that, with more volumes on the event derivative markets, comes the Omniscience —capital “O”.

- Our good friend Barry Ritholtz.has persuaded himself that our real-money prediction markets suffer from an irremediable and fatal problem: liquidity on political event derivative markets is too thin for smart Wall Street people like him to take their market-generated … Continue reading

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Yet another guy, writing about prediction markets in the mainstream media, who does not master what he is talking about.

Via Adam Siegel of Inkling Markets, John McQuaid of Wired. It’s incoherent to start a rant against prediction markets by this upbeat line, “Prediction markets can be spookily accurate.” He blames the New Hampshire upset on poor liquidity. Where is … Continue reading

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Would President John McCain be bad for the US economy?

- Barry Ritholtz’s comment: So far, nearly all readers understood this to be tongue in cheek (sarcasm). I knew, Barry.

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Can InTrade traders correct their own biases?

Jed Christiansen talks back to Tyler Cowen: The biggest problem with people assessing the “success” of most prediction markets is that most people have problems understanding probabilities. If every [favorite] won, the market would actually be pretty inaccurate! Sports bettors … Continue reading

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WHY THE PREDICTION MARKETS WILL LIKELY F**K UP SUPER TUESDAY 2008.

Via Wall Street investor and blogger Barry Ritholtz, Wall Street Journal’ s June Kronholz: In Campaign 2008, Pollsters Are Biggest Losers • The Issue – Opinion-poll results were wide of the mark in early-voting states and will likely misjudge the … Continue reading

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Prediction Markets 101 — Chapter One: Interpreting The Probabilistic Predictions

“Thrutch”: Probabilities, Prediction Markets, and Popular Fallacies With Hillary’s surprise victory over Obama in the New Hampshire primary, pundits everywhere are decrying the allegedly ‘wrong’ odds that prediction markets like Intrade were displaying prior to the announced results. (As just … Continue reading

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Twenty-something Byrne Hobart gives Wall Street veteran Barry Ritholtz a run for his money.

Byrne Hobart: Your criticism has already been addressed (and translated): your problem with prediction markets is that it would be profitable to be a market-maker in one of them. Is there any valid criticism of prediction markets that isn’t an … Continue reading

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