Objective Function and Stakeholder Tradeoffs Questions

Describe how to design objective functions and evaluation criteria that balance multiple stakeholder needs in a marketplace or product system. Topics include defining utility or loss functions for customers merchants and service providers; multi objective optimization and weighting strategies; constrained optimization and Pareto tradeoffs; incorporating fairness and equity constraints; choosing proxies and business facing metrics versus operational signals; reward shaping and regularization to avoid pathological incentives; robust objectives under distribution shift; and methods to compare and validate objective choices via simulation counterfactual evaluation offline metrics and live experiments.