3 ms·
? Trade is zero sum over what time with what metric? https://en.m.wikipedia.org/wiki/Comparative_advantage https://en.m.wikipedia.org/wiki/Comparative_advantag
by hiddencost 1y ago
? Trade is zero sum over what time with what metric?
https://en.m.wikipedia.org/wiki/Comparative_advantage https://en.m.wikipedia.org/wiki/Comparative_advantage
- cryptonector 1y agoI explained. Exports and imports must net to zero. It's very simple. It's very obvious. Start with a one-country world: no exports, no imports, zero. Then add a country, so now A's exports have to equal B's imports. Add a third, and keep doing this until you're convinced.