Add new ABM example: Ultimatum Game Model#444
Draft
ehsanmousavi wants to merge 2 commits intomesa:mainfrom
Draft
Add new ABM example: Ultimatum Game Model#444ehsanmousavi wants to merge 2 commits intomesa:mainfrom
ehsanmousavi wants to merge 2 commits intomesa:mainfrom
![pre-commit-ci[bot]](https://avatars.githubusercontent.com/in/68672?v=4&size=32){kind=avatar}