CES Social Welfare
Atkinson SWF, inequality aversion, Theil index, and the alignment of efficiency with equity under complementarity.
Impact Score
Score Reasoning
- Importance
- CES = Atkinson SWF identity unifies production efficiency and distributional equity. The no-tradeoff result (K and inequality aversion are the same parameter) is important.
- Novelty
- The identification is known (Atkinson 1970) but the no-tradeoff result -- that efficiency and equity are locked to the same parameter -- and the Theil index connection are new CES-specific contributions.
- Quality
- Clear Atkinson identity, inequality aversion regimes, no-tradeoff result, and Theil index properties. Well-structured with Lean verification.