用option contract造句子，“option contract”造句

Supply chain coordination under disruptions by adjusting option contracts

The futures or option contract which expiry date is the longest.

option contract for crude oil

An option contract which gives the holder the right to buy a fixed number of shares at the stated exercise price at any time up to a fixed expiry date.

All the months of a particular futures contract or futures option contract.

Executive stock option, based on the innovation of stock option contract, has been used extensively as a kind of salary system to encourage the business managers.