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