Which of the Following Are Conditions That Exist in the Healthcare

Which of the following are conditions that exist in the healthcare market that lead to failures of the perfectly competitive model?

A) Accreditation of healthcare facilities may lead to a barrier and decrease potential competition due to the standards that must be maintained.
B) Licensure reduces the number of providers in the market because it creates a barrier to entry and decreases potential competition.
C) Consumers typically lack perfect information about prices and the technical aspects of medical services, which may lead to physicians practicing opportunistically rather than in the best interest of the patients.
D) Regulations for health and safety can lead to barriers to entry in the marketplace where only certain types of firms may be able to compete in the market due to quality or infrastructure goals in the market.