OP literally said "I am mainly trying to save money on taxes"...
My 2 cent: Pay your taxes to support the infrastructure, services and development in the region you actually use most in your life activities.
My 2 cent: Pay your taxes to support the infrastructure, services and development in the region you actually use most in your life activities.
More likely when you get past the virtue signaling, you'd choose the one that fits your needs with taxes as one of many variables. It comes down to taxes as a form of price discovery, tax rates vary greatly and at least at the federal level don't translate at all into your day to day life unless you work in the military or politics.
Well I live in Denmark, so you can draw your own conclusion.
There's nothing ethically wrong with optimizing inclusive of taxes. It's stupid not to. The OP is not stupid.