BookmakerExchangeUnlike traditional bookmakers where traders set the odds, betting exchanges are a marketplace for bettors to buy (back) and sell (lay) the outcome, trading in real-time against each other.Quota in CaloQuota in SalitaNo1.251.25Si3.753.75No Vedi tutte le quote (1)1.25Yes Vedi tutte le quote (1)3.75