transfers are not allowed, and studies the tradeoff between fairness and efficiency in the class of strategy-proof mechanisms …. The main finding is that for strategy-proof mechanisms the following efficiency and fairness criteria are mutually … incompatible: (1) Ex-post efficiency and envy-freeness, (2) ordinal efficiency and weak envy-freeness and (3) ordinal efficiency …

existence often suffer from dilution in terms of ecological effectiveness, economic efficiency, and social justice. Thus, in … ecological effectiveness, economic efficiency and social justice and operationalizes them for giving design recommendations for … policy ; justice ; efficiency ; effectiveness …