I would like for there to be a game where you started with a budget of $X, and the goal is to maximize its effectiveness at improving the lives of the ultra low

I would like for there to be a game where you started with a budget of $X, and the goal is to maximize its effectiveness at improving the lives of the ultra low income people in your city. Effective altruism on micro scales. And using ethical and legal means only, obviously, since the overarching goal is to be positive-sum.