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下跌生效期权 - Xiadie shengxiao qiquan
参见: 界限期权, Barrier Option, 期权, Option
一种界限期权(barrier option)，在标的资产价格跌破预先约定的水平后生效。标的资产是指期权持有人行使权利可买进或卖出的金融工具或商品。
Down and In
See also: Option
A trigger option that is activated when the price of the underlying instrument falls to a predetermined level. A type of barrier option.
