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Charts & Graphs trade
Technology that enables trade.
Long-distance trade routes revealed by archaeology.
Fair (and not so fair) exchanges in the natural world.
Products that don’t physically exist.
Tales of human collateral.
Transforming the earth to move goods.
Unintended consequences of cultural exchange.
Pricey fads, then and now.
Diplomatic gifts animal, vegetable, and mineral.
A typology of fictional life swaps.
Follow the barter.
