The evolution of money: from barter to digital currencies

The article describes the long evolution of money from barter relations to modern digital technologies. Money has undergone many changes throughout its history. The barter system of trade does not require money and is based solely on the exchange of goods and services for other services and goods in return. Paper money had no protection against theft, and rich people were targeted by thieves. Electronic money is a way to store currency electronically and withdraw money through an ATM.