Not a USAian but from distant observation I wonder what proporation of the total spend would disappear if you had "socialised medicine". In an ideal world this

Not a USAian but from distant observation I wonder what proporation of the total spend would disappear if you had "socialised medicine". In an ideal world this would be counter-intuitive, because competition usually increases efficiency, but as far as I can tell the provision of medical care in the US suffers from the same legalised near monoplies that many other parts of the US economy do.