OVAccess · Market intelligence
Understand the market. Know the risks.
News, analysis, and practical tools for understanding betting markets. We examine data, rules, technology, and risk calmly and objectively, separating facts from marketing claims.
How injury protection changes the value of a bet
We examine when injury protection is worth worse odds or a separate fee, and why price alone is no longer enough when comparing sportsbooks.
Read articleBrazil bans sports betting and online gambling
Brazil is closing its regulated betting market. Why the government made this decision, when sites will be blocked, and what happens to balances and open bets.
Read articlePrediction Markets: A New Form of Trading or Betting Under Another Name?
New York calls Polymarket an unlicensed gambling operation. Polymarket says its event contracts belong to a federally regulated exchange. The real dispute is where trading ends and sports betting begins.
Read articleFrom Odds to Contracts: How Prediction Markets Work
A practical guide to prediction markets: Yes and No contracts, probability pricing, order books, liquidity, fees, and the differences from bookmakers and betting exchanges.
Read article18 pitches, $400,000 and inside information: why microbetting is so easy to manipulate
The case against Emmanuel Clase and Luis Ortiz shows why a market settled by one pitch creates a different integrity risk from a bet on an entire game.
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