Multi-Book Live Odds Matrix
| Sportsbook | Team A | Team B | Vig / Hold | Quick Edit |
|---|
Best Price: Team A
-104 (50.98%)
Book D
Best Price: Team B
+101 (49.75%)
Pinnacle
Avg Retail Hold
3.73%
Hidden Bookie Tax
Shopping Edge
+3.00%
Spread Reduction
Consensus True Fair Probabilities (Vig-Stripped)
Pinnacle / Sharp Baseline
Multiplicative (Proportional)
Chiefs:
50.62%
49ers:
49.38%
Additive (Equal Margin)
Chiefs:
50.60%
49ers:
49.40%
Power / Shin Distribution
Chiefs:
50.62%
49ers:
49.38%
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500-Wager Bankroll Simulation
MONTE CARLO (N=500)
Line Shopper (Best Available Odds)
Single-Book Loyalty (Power.win Retail)
Shopper Net P/L
+$2,060
ROI: +4.12%
Single Book Net P/L
-$2,425
ROI: -4.85%
Dollars Saved
$4,485
Over 500 wagers
The Math Behind Why Bettors Lose: In sports betting, recreational books apply a 4.5%–5.5% tax (the "vig"). If you bet exclusively at one book paying -118 instead of shopping the market for -104, your break-even threshold surges from 51.0% to 54.1%. Over 500 bets, that 3.1% disparity consumes your entire starting capital.
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Download structured CSV & JSON ledger files containing all bookmaker odds, vig computations, de-vigged fair probabilities, and simulated Monte Carlo bankroll curves.