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