4 papers
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…
Opportunity-Sensitive Social Welfare
T. Wienand, B. Magdalou, R. Nock +1
We develop an axiomatic framework to evaluate income distributions from the perspective of an opportunity-egalitarian social planner. Building on a formal link with the literature…
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…
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…