title: Paying for performance: the power of incentives over habits.
authors.forename: Jody L
authors.initials: JL
authors.lastname: Sindelar
mesh_terms: D006293:Health Promotion / Q000191:economics* / Q000379:methods*; D006801:Humans; D009042:Motivation; D012309:Risk-Taking; D019966:Substance-Related Disorders / Q000517:prevention & control