you have to change your cost shock sure, - - your cost structuer. at a house -- your cost structu re. as a hospital, you have to create primary care and outpatient services that are more effective. a multispecialty group, you have to think about the composition of your group. you have tons of specialists who are doing their specialty work. under this new payment system, is there going to be volume for them? the health system, and the provider, they have a lot of changes they have to make to thrive under risk-based payments. the most important issue here is we have our cost structure right, we are building our delivery system, do we have enough contracts to make this work? if we have 10% of our contracts under in -- under an aco, that will never create an economic incentive to move to quality. work to population health. what about 50%? that will probably not do it either. to swamp fief service economics and move -- to swamp fee for ser vice economics, you need most of your business coming in through risk-based. even in medicare, where you might have