I think that if exactly 10 people take the contract, then the ones who didn’t don’t benefit by giving me money and the ones who did don’t benefit from keeping their $20 since the post is more valuable than the $20 to them? Note that my game theory knowledge is unexceptional.
Tabarrok’s paper (see the 5th page of the PDF): https://mason.gmu.edu/~atabarro/PrivateProvision.pdf
I think that if exactly 10 people take the contract, then the ones who didn’t don’t benefit by giving me money and the ones who did don’t benefit from keeping their $20 since the post is more valuable than the $20 to them? Note that my game theory knowledge is unexceptional.