Polymarket Says Flávio Bolsonaro 80%, Brazil Polls Say…
By Rick Steves

AI summary of the source article
Prediction markets Polymarket and Kalshi priced Flávio Bolsonaro at roughly an 80% chance of winning Brazil's presidential runoff, despite public polls indicating a near tie with Luiz Inácio Lula da Silva.
Why it matters
Investors have treated a Bolsonaro victory as potentially friendlier to fiscal adjustment and private-sector policy, helping Brazilian equities and the real after his first-round performance.
Key facts
- On 21 October, Polymarket showed Bolsonaro at about 80% and Lula near 20%, while Kalshi showed Bolsonaro near 79% and Lula near 21%.
- A 16-poll average on 20 October placed Bolsonaro at about 51% and Lula at 49%.
- In the 4 October first round, Bolsonaro received 47.03% of valid votes compared to Lula's 45.16%.
Source excerpt · FinanceFeeds
With Brazil’s presidential runoff five days away, prediction markets are assigning Flávio Bolsonaro roughly four chances in five to defeat Luiz Inácio Lula da Silva, while polling points to a near tie. The gap is not evidence that one side has sampled voters incorrectly: Polymarket’s price reflects trading in a contract that pays on the winner, while a poll estimates stated vote intentions. In a 2…