Which ancient civilization pioneered the earliest known systematic retail analytics system using 'quipu' - knotted strings that tracked inventory, sales, and market demand?

Before digital analytics and e-commerce, ancient civilizations had their own sophisticated methods for tracking trade, predicting demand, and optimizing their marketplace offerings. From Mesopotamian clay tablets recording inventory to Roman market research techniques, early merchants were surprisingly data-savvy. Test your knowledge about how ancient civilizations used early forms of retail analytics to dominate regional commerce and build trading empires that spanned continents.

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Incan Empire
Ancient Egyptians
Phoenician merchants
Indus Valley civilization