Prediction Markets + Market Predictions = Collective Forecasting That Pays Off

Tag Archives: bet exchanges

Global Election Market = a play-money prediction exchange for forecasting all the world’s political elections

-
Brought to you by CountryWatch, which has been providing “country intelligence, news, and forecasts for over 10 years — with customers both international and domestic customers in the academic, corporate, government and military markets.”
Best wishes to them.
-
Global Election Market is powered by the Bet2Give software, which I like less than the NewsFutures software. NewsFutures abides [...]

Historical Prediction Markets

The ProQuest P.R. machine sends Koleman Strumpf’s research paper on the historical prediction markets to all journalists, so as to generate good Press for ProQuest, and it works fine, as intended.
[CORRECTION: Jack Shafer found the Strumpf paper on his own. The ProQuest publicist sent him "a batch of clips on the topic culled by the [...]

2008 US Presidential and Congressional Elections Prediction: The Sarah Palin effect has partially evaporated, but its remains point to a close race, come Tuesday, November 4, 2008.

#1. Explainer On Prediction Markets
-
A prediction market is a market for a contract that yields payments based on the outcome of a partially uncertain future event, such as an election. A contract pays $100 only if candidate X wins the election, and $0 otherwise. When the market price of an X contract is $60, the [...]

ProTrade vs. Sports Derivative Exchange

I asked Chris Hibbert whether they are “exchanges”.
Chris Hibbert:
It looks like it from a cursory glance. In both cases, you can buy and sell, and the prices appear to be set by market interactions rather than institutional fiat. They both have a feedback mechanism based on “dividends” produced by on-field performance. ProTrade has a [...]

The anti-BetFair Premium Charges video reappears on YouTube under a new account.

The Ghost Of Premium Charges

-
PREVIOUSLY: BetFair impose new “Premium Charges”… Do BetFair gag the critics, too?
-

Sports Derivative Exchange

Sports Derivative Exchange
A kind of HSX for sports.
In beta.
Best wishes to them.
UPDATE: The SDX co-founder has a comment.

Farewell to the Tech Buzz Game… and best wishes to YooPick.

-
YooPick
-

With regard to the 2008 US elections, both Justin Wolfers and Robin Hanson implied that BetFair is not as predictive “as it should be”.

-
Previously: About Justin Wolfers’s column
Justin Wolfers’ Freakonomics post (which suggests that BetFair would have a better predictive power if US traders could use it).

InTrade vs. the other prediction exchanges

Justin Wolfers gives his views about the (now past) differences between the probabilistic predictions given by InTrade on the 2008 US presidential elections… and the ones generated by the other real-money and play-money prediction exchanges. One hypothesis: US political insiders can’t access BetFair, legally, and thus can’t arbitrage. (But they can trade legally on the [...]

Illiquid prediction exchanges to liquid prediction exchanges: “You’re too volatile.”

-
Previously: Emile Servan-Schreiber on InTrade’s volatility

Search

Post Categories