# Entry Window Related Articles

The Real Cost of Being One Minute in Prediction Markets — A Study on the Golden Entry Windows for Different Events

In prediction markets, the cost of hesitation is measured in minutes. This analysis of 2,023 on-chain trades on Polymarket reveals that the "confirmation tax"—the price paid for waiting to verify news—can be devastatingly high. The core metric is "Remaining Alpha" (1 - current price). For events that resolve to "YES" ($1), buying at $0.20 offers $0.80 in potential profit, while buying at $0.90 leaves only $0.10. The research identifies three distinct event types with their own profit decay curves: 1. **Sudden & Certain Events** (e.g., "Maduro arrested"): The golden window is the first 60 seconds, with an average entry price of $0.56 (44% Alpha). Alpha's half-life is less than 2 minutes, evaporating entirely after ~10 minutes. Strategy: Prioritize position over 100% certainty. 2. **Negotiation & Correction Events** (e.g., "SVB acquisition"): The decay is step-like. A 6-hour observation window existed with prices stable at ~$0.65, followed by a sharp price correction. Strategy: Look for confirmation signals (e.g., large smart money buys) rather than racing to be first. 3. **Priced-In Events** (e.g., "TikTok ban"): The event is highly anticipated. By the official deadline (T0), the price is already efficient (~$0.84), offering near-zero Alpha. Strategy: Avoid entering at T0; it's the finish line, not the start. The key takeaway: Time is an exponential function of money in prediction markets. A one-minute delay can mean forfeiting the vast majority of profitable alpha, turning a trader from a hunter into prey providing liquidity for others.

marsbit02/14 05:30