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ປະເພດຄຳ: ຄຳນາມ

ໝາຍເຖີງ ເຈ້ຍທີ່ຄົນເຮົາໃຊ້ໄວ້ແລກປຽນຊື້-ຂາຍສິ່ງຂອງ.

ປະເພດຄຳ: Noun

Money acts as an intermediary that allows people to trade without needing a "double coincidence of wants" (e.g., you don't have to find a baker who specifically wants your spare tires in exchange for bread).