The phrase "a joint option" is correct and usable in written English.
It can be used when referring to a choice or decision that is made collaboratively or involves multiple parties.
Example: "After much discussion, we finally settled on a joint option that satisfied both teams."
Alternatives: "a shared choice" or "a collaborative option".
Or, again, we might hold that amongst the range of options required for individual autonomy are joint options, options to pursue ends that require co-ordinated activity with other members of one's group; that too may justify group rights, such as the right of a group to control its own affairs (Wall 2007).
Widowhood certainly contributes to the problem for those whose pensions did not have a "joint and survivor" option.
Spokesmen for JAL and Qantas Airways, the parent company of Jetstar, said a joint venture was an option but insisted nothing had been decided.
A total joint replacement option is also available if further active resorption process continues.
Raytheon, based in Lexington, Mass., also said it might have to take out of backlog $850 million in aircraft ordered by Flight Options, a joint venture based in Cleveland that arranges the shared use of business jets.
Councilman Bob Frutos Tuesday suggested withholding any vote on the issue until the City Council and school board hold a joint meeting to discuss options for collaborating.
In this research, no distinction was made between different purposes for such a joint medical file (access, options to add notes, joint journals).
Finally, we estimate a model where consumers' intentions to use the health recommendation system are a joint function of the options in each domain as well as the consumers' cost-benefit evaluations.
McCall agreed that opening a joint account is always an option but said this alternative misses the point.
For both Western Suburbs and Balmain, two foundation clubs, a joint venture was the only option.
