santé (3) Health (3) Evidence (3) Health (3) chômage (2) temps (durée) (2) pauvreté (2) papier (2) mesure (méthode analytique) (2) revenu (2) ménage (2) éducation (2) compensation (2) allocation (2) enfant (2) protection sociale (2) public (2) Education (2) Variation (2) Wage differentials (2) Programs (2) Labor (2) Single mothers (2) Wages (2) Unemployment (2) Time (2) Stability (2) Science (2) Public policy (2) Poverty (2)