davidad comments on Impossibility results for unbounded utilities

davidad 3 Feb 2022 17:49 UTC
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To anyone who is still not convinced—that last move, $\sum_{i} \sum_{j} q_{i} p_{i j} A_{j} = \sum_{j} \sum_{i} q_{i} p_{i j} A_{j}$ , is justified by Tonelli’s theorem, merely because $q_{i} p_{i j} A_{j} (ω) \geq 0$ (for all $i, j, ω$ ).