Money:functions 1. medium of exchange we use it to buy stuff 2.store of value transfers purchasing power from the present to the future 3.unit of account the common unit by which everyone measures prices and values CHAPTER 7 Money and Inflation slide 4CHAPTER 7 Money and Inflation slide 4 Money: functions 1. medium of exchange we use it to buy stuff 2. store of value transfers purchasing power from the present to the future 3. unit of account the common unit by which everyone measures prices and values 1