英文名称：Arbitrage 中文名称：套利／套汇
依据同一资产或有关资产在不同市场的定价不同，进而执行交易投机获利的举动。
套利
以两个不同市场某一商品价格的不统一性执行的瞬时买卖，赚取其中的差价。比如无风险利润。
Arbitrage
The simultaneous purchase and sale of related products in two different markets in order to profit from a discrepancy between the purchase price (undervalued) and the sale price (overvalued), i.e. riskless profit.