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