5 papers
Opportunity-Sensitive Social Welfare
T. Wienand, B. Magdalou, R. Nock +1
We develop a framework to evaluate income distributions from the perspective of an opportunity-egalitarian social planner. Through an original axiomatic route that bridges normativ…
Parental environment and student achievement: Does a Matthew effect exist?
Gaëlle Aymeric, Emmanuelle Lavaine, Brice Magdalou
This paper investigates the causal impact of the parental environment on the student's academic performance in mathematics, literature and English (as a foreign language), using a…
DPO Unchained: Your Training Algorithm is Secretly Disentangled in Human Choice Theory (and its Loss' Convexity is Dispensable)
Wenxuan Zhou, Shujian Zhang, Brice Magdalou +4
Normative theories allow one to elicit key parts of a ML algorithm from first principles, which is crucial at a time of championed scrutiny for ML work. Direct Preference Optimizat…
Does the Gini index represent people's views on inequality?
Gaëlle Aymeric, Brice Magdalou
This paper presents findings from a web-experiment on a representative sample of the French population. It examines the acceptability of the Pigou-Dalton principle of transfers, wh…
Information geometries and Microeconomic Theories
Richard Nock, Brice Magdalou, Nicolas Sanz +3
More than thirty years ago, Charnes, Cooper and Schinnar (1976) established an enlightening contact between economic production functions (EPFs) -- a cornerstone of neoclassical ec…