25% is perhaps on the high side of estimates, but perfectly plausible. If you prefer citations from JAMA: https://jamanetwork.com/journals/jama/fullarticle/2785479
That's all administrative costs. As the abstract says, many of those costs are intrinsic to providing services.
Here's JAMA for the BIR, based directly on cost breakdowns in specific real systems:
https://jamanetwork.com/journals/jama/fullarticle/2673148
That's all administrative costs. As the abstract says, many of those costs are intrinsic to providing services.
Here's JAMA for the BIR, based directly on cost breakdowns in specific real systems:
https://jamanetwork.com/journals/jama/fullarticle/2673148