TY - GEN AU - Alcantud, José Carlos R. PY - 2026 UR - http://hdl.handle.net/10366/171592 AB - [EN]This manuscript overviews the theoretical contribution of the author to the utilization of preference-approval structures in the analysis of rankings of opportunity sets and social welfare functions. The topic benefits from several contributions... LA - eng KW - Preference-approval KW - Ranking KW - Opportunity sets TI - Contributions to the use of preference-approval analysis for ranking opportunity sets ER -