名词套头交易，对冲买卖，套期保值

1. 套头交易：另一位杰出的合作者费希尔.布莱克(Fisher Black)死后两年才颁发此奖,不能不说的环境中,通过对风险的时空(intertemporal and intersectoral)配置达到经济资源分散(diversifying)、套头交易(hedging)和交换(trading)放在了第一位.

noun

1. an intentionally noncommittal or ambiguous statement

e.g. when you say `maybe' you are just hedging

Synonym: hedge

2. any technique designed to reduce or eliminate financial risk
for example, taking two positions that will offset each other if prices change

Synonym: hedge