短語詞組短語pareto -efficiency solution 有效解pareto optimal efficiency pareto 效率collective Pareto efficiency 集體帕累托效率potential Pareto efficiency 追求潛在的薄瑞多效率Pareto efficiency criterion 效率準則Pareto efficiency y 帕累托效率Pareto efficiency theorem Pareto 有效性定理Pareto Efficiency in Consumption 交換效率條件non -Pareto efficiency 非帕累托效率 返回 Pareto efficiency