Let's ignore whether we'll actually get there, that's a very deep question and entirely theoretical for now.
If we could snap our fingers and domestically produce most or all of our own products, would you not prefer that?
Good question.
No, I would not prefer that. A robust distributed system is less likely to crumble under local pressures. A blight could more easily sweep through a single nation and take out a staple crop or two, where it'd be impossible for that to happen globally. You can't spin up additional global trade quickly after you've shut it down, which could lead to people starving in America. I like systems that can't fail. That's especially true when that system is how I'm able to eat food.
Global trade isn't a security issue, national or otherwise. We don't increase safety or stability by reducing sources of consumables.
Edit; super timely example because this isn't an unlikely hypothetical: egg availability due to bird flu.
> If we could snap our fingers and domestically produce most or all of our own products, would you not prefer that?
I'm not the person you asked, but I would definitely not prefer that. Trade & economic dependencies prevent wars. Wars are really, really bad things.
I think my answer to this question would be no? The food example is specific, all food can't be grown here, but for other products that aren't commodities, I want different cultures competing to build the best products i.e. cars, and I want other cultures innovating things that maybe their culture is optimized for (video games, electronics in Japan, in the 1980's?). There are some interesting questions recently about how maybe globalization have turned luxuries into commodities (i.e. all cars look the same) but I think my point still stands.
No, I wouldn't; Ricardian comparative advantage is a thing, and the kind of extreme autarky you suggest means sacrificing domestic prosperity available from maximizing the benefits of trade for the aole purpose of also harming prosperity in foreign countries (but usually less sonthan you are denying yourself, because they have other potential trading partners) by denying them the benefits of trade.
Its a lose-lose proposition.
No, research comparative advantage. We actually had it pretty great in the US.
Also a world trading with each other is a world disincentivized from war with each other.
No, because it is far more expensive to domestically produce our own products. I would rather not have a huge increase in the cost of living.
I’m not familiar with any arguments that would lead somebody to prefer that. Maybe to avoid giving adversaries leverage over you, but isn’t that better solved by diversifying your supply chain? Maybe to salve the domestic effects of the trade adjustment, but isn’t that better solved by reallocating the surplus wealth rather than eliminating it?
No, because economic interdependence keeps everyone (mostly) civil on the world stage.
Not at all. We'd be much poorer in that world. Comparative advantage is a thing.
Would the things you produce be as good? As cheap? As available?.
Autarky is very bad.
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No, for the same reason I don't try to manufacture my own car in my backyard or build my own house, or grow all of my own food, or ...
This is basic fucking common sense: I'm good at some things and other people are good at other things. We each specialize in the things we're best at, and everyone ends up better off.
Yeah, then every city could be like SF or LA or NYC.
But it's not even worth it as a thought exercise because it completely ignores reality. The reason I live in NJ and pay high taxes is because this is where the high paying jobs and good schools are. Cottontown, Alabama theoretically could be a financial capitol of the world and if you want to base your position on that, then you should probably re-examine your position.