On which blockchain network does the decentralized prediction
Chapter 1

The wisdom of crowds

Chapter 2

From Iowa bars to crypto blockchains

Chapter 3

Pricing the presidency and world events

Chapter 4

Beyond politics

Ch 2 · From Iowa bars to crypto blockchains
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Odds On Everything
BETA

nic Match events with their odds to learn how prediction markets price the future.

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nic On-Chain Prediction Markets

Trade the future on the chain (on the chain!), pricing every outcome (oh yeah!)

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The Iowa bar room political experiment

nic Economists George Neumann, Robert Forsythe, and Forrest Nelson founded the Iowa market using real money capped at $500 per trader.

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Quiz

What was the maximum amount of money a trader could risk on the early Iowa Electronic Markets?

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Quiz

In what year did University of Iowa professors launch the Iowa Political Stock Market?

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We are only truly honest about the future when we have something at stake.

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Trading virtual dollars on Hollywood movies

nic Prediction markets use live digital dashboards to price everything from elections to movie success.

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Quiz

Which online prediction market simulator launched in 1996 using a virtual currency called Hollywood Dollars?

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Quiz

What percentage margin of error did the virtual Hollywood Stock Exchange achieve for opening box office predictions?

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Fun Fact

First digital market: The Iowa Electronic Markets let users trade via dial-up modems as early as 1992 under an academic exemption.

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Quiz

In which city was the famous early-2000s prediction market platform Intrade based?

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Quiz

Which major event in 2004 put Intrade on the global map for highly accurate real-time pricing?

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Glossary
prediction market (noun)
A speculative market where individuals trade contracts based on the outcome of future events. In 1988, three University of Iowa economists created an experimental exchange to forecast presidential election outcomes.

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Quiz

On which blockchain network does the decentralized prediction platform Polymarket settle its trades?

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Quiz

What digital currency does Polymarket use as the primary collateral for its prediction contracts?

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Gossip

Would you ever trade using cryptocurrency on a decentralized platform?

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Kalshi's historic battle with US regulators

nic A regulated American exchange took a federal agency to court to legalize election betting in the United States.

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Quiz

In what year did Kalshi win its landmark federal court case, allowing legal election prediction markets in the US?

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Quiz

Which US federal agency did the prediction market Kalshi sue to allow election trading?

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Gossip

Should governments regulate what events citizens are allowed to bet on?

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