title: [Uncertainty, relationships with agencies and asymmetric information (IV)].
abstract: This last section ends Dr. Ruiz's article in which he conceptualized terms such as uncertainty, principal and agents, information cost, superior and inferior assets, induced demand, consumer preferences,... He has also presented agent relationships inside health organizations and the tolls suggested to lessen the problem of principal and of agent. This last section is dedicated to a deep analysis of one of the aforementioned tools: improving information. At the same time, an appendix which summarizes the concepts discussed throughout the four sections of this article is provided.
authors.affiliation: Servicio de Medicina Intensiva, Hospital Sagrado Corazón, Barcelona.
authors.forename: J
authors.initials: J
authors.lastname: Ruiz Moreno
mesh_terms: D017048:Health Care Costs; D006801:Humans; D007256:Information Systems; D007373:Interinstitutional Relations; D020380:Needs Assessment; D017749:Total Quality Management