Final answer:
The economy is a system involving production, distribution, and consumption of goods and services, with money playing a central role in its operations.
Step-by-step explanation:
An economy is a system that encompasses the production, distribution, and consumption of goods and services within a society. It involves how money acts as a medium of exchange, store of value, and unit of account.
Economists analyze the demand and supply and how they interact within a market to determine price and quantity of goods and services. Fiscal policy and liquidity help manage this economic activity.