Fixed-outcome products make one part of a contract easy to see: what may happen to a single stake if each outcome is honoured. That visibility does not describe the chance of each outcome or the reliability of the counterparty.

Follow the evidence

Trace how the event could reach markets, then inspect a competing explanation.

Fixed-outcome products make one part of a contract easy to see: what may happen to a single stake if each outcome is honoured. That visibility does not describe the…

Compare explanations

Switch lenses to see what each account explains—and what remains uncertain.

The payout ratio changes how often a win is needed

When the winning net amount is smaller than the amount lost on failure, a participant needs to win more than half the time to break even before costs. Small errors in probability estimates can therefore have a large effect over repeated outcomes. Knowing the maximum stake does not tell you the probability of a win. Nor does it establish that the reference price, settlement method or platform will operate fairly and consistently.

A contract can cap the stated payout while retaining full stake loss

The terms may state the maximum payout and what happens when the prediction is wrong. If the losing outcome forfeits the whole stake, the potential loss on that individual contract is visible before it is opened.

That contract-level figure does not include repeated trades, fees, funding, account restrictions or a provider’s inability to pay. It is one input to risk, not a complete risk measure.

The payout ratio changes how often a win is needed

When the winning net amount is smaller than the amount lost on failure, a participant needs to win more than half the time to break even before costs. Small errors in probability estimates can therefore have a large effect over repeated outcomes.

Knowing the maximum stake does not tell you the probability of a win. Nor does it establish that the reference price, settlement method or platform will operate fairly and consistently.

Include cumulative loss, custody and legal availability

Consider how many contracts could be opened, whether losses can prompt further deposits and where client money is held. Verify the provider, contract, dispute rights and local restrictions separately.

A predefined payoff can make a product easier to describe. It does not make the product conservative, suitable or low-risk; those claims require evidence about the entire arrangement and the person taking the exposure.