It's like how the Affordable Care Act had to contain mutually reinforcing requirements for insurance. You can't have insurance that covers pre-existing conditions unless you also require everybody be insured. Otherwise, people would only buy insurance when they get sick.
You have to toggle both knobs at the same time to make sure the system doesn't become unbalanced.
With trade+immigration, you can't allow the free movement of capital without also giving people the option of following their jobs to places long removed from their origins.
Is it practical? Not entirely, but the road has to flow both ways.
We should invite the world to live in America, then when the rest of the world is empty, take it over, make it all modern, then we can all have our non-polluting futuristic countries of equality and proper environmental regulations and building codes and renewable power transmission without trying to negotiate with hundreds of mutually unnegotiateable peoples.
You have to toggle both knobs at the same time to make sure the system doesn't become unbalanced.
With trade+immigration, you can't allow the free movement of capital without also giving people the option of following their jobs to places long removed from their origins.
Is it practical? Not entirely, but the road has to flow both ways.