On the payers' side the USA is likewise an outlier, spending 1.2 percent of GDP on payers' administrative prices, compared with just 0.2 percent in the United Kingdom. One reason for high prices and also high health-care expenses is that competition is unusually weak in the health-care system.
https://drive.google.com/file/d/1GGdiRX-9gcJILm7xNTDHeI6j2YfJ98p7/view