Which ancient civilization first introduced standardized retail pricing through fixed price tags rather than the traditional haggling method?

Long before modern shopping malls and e-commerce, ancient civilizations developed sophisticated retail systems. From the bustling agoras of Greece to the complex trade networks of Mesopotamia, retail history stretches back millennia. Test your knowledge about how our ancestors bought, sold, and marketed goods in the earliest known retail environments. Do you know which innovation revolutionized ancient commerce?

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Ancient Rome, where the Forum's shops displayed carved stone tablets with set prices to streamline commerce for their expanding empire
Ancient Egypt, where papyrus price lists were created for the royal markets to ensure fair trading practices for all social classes
Ancient China, where Han Dynasty merchants used silk price banners to maintain consistent pricing across the Silk Road trading network
Ancient Greece, where Athenian agoras implemented clay token price indicators to standardize costs during the Golden Age