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  • Bruno's Two-Step Optimization: Maximizing and Dividing the Joint Surplus

The MRS = MRT Condition for Pareto Efficiency and Maximizing Joint Surplus

The condition where the Marginal Rate of Substitution (MRS) equals the Marginal Rate of Transformation (MRT) identifies an allocation that is Pareto efficient. As demonstrated in scenarios involving both coercion (Case 1) and voluntary choice (Case 2), this point of tangency also corresponds to the allocation that maximizes the total joint surplus from the interaction, as no further mutually beneficial trades are possible.

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Ch.5 The rules of the game: Who gets what and why - The Economy 2.0 Microeconomics @ CORE Econ

The Economy 2.0 Microeconomics @ CORE Econ

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