Three thoughts on free trade

The Wachau is a roughly 40km long and narrow part of the Danube valley in Austria. It produces and sells essentially only three things: beauty, wine, and apricots. With “producing and selling beauty” I mean that it tries to and manages to attract tourists. Its wine-growing and trading goes back a long way.

Except for perhaps in pre-historic times, it seems that the Wachau was never autarkic, meaning there was always trade (and probably also migration) between the Wachau and the world around it.

Now suppose, counter-factually, that the Wachau were and had always been completely cut-off from the world. What would the Wachau be like?

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