d) These countries may be small, but they also eat a lot of meatballs. How size (or meatball consumption) makes any difference to why their economic model wouldn’t work in the US is something you haven’t explained.
What works in the Nordic countries will never work here. The Nordic countries are all around 90% white Christians (of various denominations.) The cultural/racial/religious/ethnic diversity/disparities that exists in the U.S.-IMO- will never allow the same policies to be applied successfully.