It is insane that not only has it lasted multiple Conservative governments and appears to be alive and well under Starmer's Labour, but also that the USA has no

It is insane that not only has it lasted multiple Conservative governments and appears to be alive and well under Starmer's Labour, but also that the USA has now decided to embrace it too. I don't understand it, I thought these guys were all supposed to have studied economics (is that not the "E" in that Oxbridge "PPE" degree they all have) how are they fumbling the basics so badly