Friesner and you may Rosenman’s analysis (2002) ‘s the latest you to definitely based on California OSHPD hospital discharge analysis (out-of 1995 and you may 1998)
The writers celebrated anywhere between fees and you can payments. Costs are the thing that was charged, and you may costs are the thing that a healthcare facility actually receives. e., 1-payments/charges). Playing with medical-peak OLS activities, Friesner and you will Rosenman projected the results regarding changes in Medicare or Medicaid charges in addition to ratio delinquent to the changes in private cost and social and private solution strength (amount of stay), dealing with for alterations in quantity of bedrooms, competition, ethnicity, outpatient rates, and you may earnings. It estimated about three activities separately by profit condition: you to to have private speed transform, one to possess public-service strength changes, and something to 
have individual services strength transform.
Into private rate design, Friesner and Rosenman found a statistically extreme and you can self-confident coefficient for the the change equal in porportion out-of outstanding societal charges for nonprofit medical facilities but no mathematically tall coefficient to have to own-money hospitals. It translated it result as the evidence the former costs shifted while the second did not.