2026-10-09T19:27:05Z https://api.figshare.com/v2/oai

oai:figshare.com:article/34004274 2026-09-27T04:05:45Z category_29869 item_type_3 month_year_09_2026

Bet Better Daily Bookmaker Margin Index: measured betting margins by sport and market type, July to September 2026 Edward Glush (24458747) Applied statistics bookmaker margin overround sports betting markets market pricing sports analytics teaching dataset <p dir="ltr">A daily index of the bookmaker margin, the price a bettor pays to place a bet. One row per day, competition, market class and market shape, measured across the bookmakers quoting that market.</p><p dir="ltr">The file has 5,395 rows covering 88 days from 1 July 2026 to 26 September 2026, 38 competitions plus an all-competitions roll-up, and five market classes: head to head, spreads, totals, player props and other. Two-way and three-way markets are kept apart because their margins are not comparable. Individual bookmakers are not identified and no prices or odds are included; every row is an aggregate statistic. A plain-English codebook is included with three ideas for classroom use.</p><p dir="ltr">Living version, updated daily: <a href="https://betbetter.world/studies/margin-index" target="_blank">Bet Better margin index</a>. Method and findings: <a href="https://betbetter.world/studies/bookmaker-margins" target="_blank">bookmaker margins study</a>. Free to reuse with a credit to <a href="https://betbetter.world" target="_blank">Bet Better</a>. For research and education, not betting advice.</p> 2026-09-27T04:05:45Z Dataset Dataset 10.6084/m9.figshare.34004274.v1 https://figshare.com/articles/dataset/Bet_Better_Daily_Bookmaker_Margin_Index_measured_betting_margins_by_sport_and_market_type_July_to_September_2026/34004274 CC BY 4.0