Silk Road Trade & Travel Encyclopedia
丝绸之路网站（丝路网站）
丝绸之路百科全书—游客、学生和教师的参考资源
İPEK YOLU ve YOLLARI ANSİKLOPEDİSİ

Interesting Facts & Trivia

44 - QUESTION:  What word is used to describe the trade of goods, or services, without the exchange of money?

Answer: Barter.

Many items were bartered for others along the Silk Routes, and objects often changed hands several times.

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