Articles on how Gitcoin leveraged cadCAD for systems design:

https://www.gitcoin.co/blog/towards-computer-aided-governance-of-gitcoin-grants

https://www.gitcoin.co/blog/how-to-attack-and-defend-quadratic-funding

Gitcoin cadCAD Model:
https://github.com/gitcoinco/gitcoin_cadcad_model