City-states, remote Alpine enclaves relying upon the beneficence of larger, more-powerful neighbors to protect them. No large contingents of feral urban youths to spoil the crime statistics.
You might as well suggest that we adopt the Vatican's economic policies, because theirs work so well for them!
Regards,
Seigniorage funds our corrupt kakistocracy. Loss of reserve currency would end unlimited seigniorage.
Switzerland is not a micro state...
Nor is Denmark.
Nor others ahead of us on economic measures.
And Europe relies on US.