sentences:  As a result of the ancient barter-based economy some modern elderly South Koreans still use the phrase "Go to the market and sell some rice" which evokes the idea of trading rice for other products.It would not be until the 17th century that coinage fully replaced the barter system throughout the entire Korean peninsula.Hemp was first the most common form of cloth currency but later cotton cloth (or "pohwa") would become the dominant form of cloth money.