期权也称选择权,它是一种契约,其持有人有权利在未来一段时间内(或未来某一特定日期),以一定价格向对方购买或出售特定标的物,但没有必然要买卖的义务。因此,期权是一种单方面的权利义务关系,其权利方和义务方分别是期权的买主和卖主。期权作为一种衍生金融商品,上 An option is also called an option, and it is a contract whose holder has the right to buy or sell a particular subject matter to a partner at a price for some time to come (but not necessarily necessarily traded on a particular date in the future) obligation. Therefore, the option is a unilateral rights and obligations, the rights and obligations of the buyer and the seller respectively. Options as a derivative of financial products