同一市場的跨期買賣
spread position
一種同步交易安排，藉此在一家交易所買入在某個月份交付的期貨合約，並同時在另一家交易所賣出在相同月份交付的相同期貨合約，以博取賣出價會高於買入價。
A synchronous trading arrangements, whereby the Exchange to buy a futures contract at a May delivery, while in another Exchange to sell the same futures contract delivery in the same month, in order to win the selling price will be higher than the purchase price .