This document discusses the definition and functions of money. It defines money as any object or record generally accepted as payment for goods and services or repayment of debts within a socio-economic context. The key functions of money are as a medium of exchange, a unit of account, and a store of value. The document then provides a brief history of money in the Philippines, from barter systems used by early Filipinos, to various currencies used under Spanish rule and American occupation, and the evolution of the Philippine peso.