Competition in the Health Care SectorCompetition. Deregulation. Free market forces. The debate over competition in health care that raged in the 1970s brought with it a new economic jargon, a vocabulary of concepts and issues unheard of in hospitals a decade earlier. Competition in health care has developed to a greater degree than most economists predicted ten years ago. That is the conclusion of Warren Greenberg in his introduction to Competition in the Health Care Sector: Ten Years