How can the formation of Accountable Care Organizations improve quality of care

How can the formation of Accountable Care Organizations improve quality of care and make providers more responsible for cost of care? Give an example of a study that has addressed coordination of care and has had documented success. Describe the study and its implications for care.
Please There is no need for a title page but apply APA 7 style, and also beside the order number add my discussion title, thank you