Definition
(1) The difference between the bid and ask price of a currency.
(2) The difference between the price of two related futures contracts.
(3) For options, transactions involving two or more option series on the same underlying currency.
(1) The difference between the bid and ask price of a currency.
(2) The difference between the price of two related futures contracts.
(3) For options, transactions involving two or more option series on the same underlying currency.