Is this self-resolving based on market price? Or some other mechanism?

 If this is resolving based purely on market price, I don't think it will do what you're hoping for, and it's likely it should be cancelled and re-created as a poll:

https://manifold.markets/post/selfresolving-markets-why-they-dont

Content Creators can be labeled as both writer and actor. 

Resolves at writer and actor strike resolve. Resolves NO 50% and below at time of resolve. 

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