Expensive in the USA but cheap in Europe

I know you are asking about the cost of non-medical things, but it’s actually quite easy to demonstrate why European healthcare is cheaper and more effective (for the population as a whole, at least). From a previous thread:

In other words, a huge portion of the disparity in costs is driven by the administrative costs that don’t exist in a single-payer system. The post (and numbers) are from a couple of years ago, but are still broadly accurate.