Assertion: call's obligation | /r/CapableOf | buy index
Facets:
value: by a certain expiry date
type: TEMPORAL
value: at a fixed price
type: MANNER
Source sentences:
text: Call options are those contracts that give the buyer the right, but not the obligation to buy the underlying shares or index in the futures.
text: When the trader buys a call, he pays the option premium in exchange for the right (but not the obligation) to buy share or index at a fixed price by a certain expiry date.