Answer: Microeconomics
Step-by-step explanation:
Microeconomics is a branch of economics that studies the behaviour of individuals and firms in making decisions regarding the allocation of scarce resources and the interactions among these individuals and firms. Microeconomics focuses on the economics at an individual, group or company level.
The microeconomics helps in macro analysis. It is microeconomics that tells us how a free market economy with its millions of consumers and producers work to decide about the allocation of productive resources among the thousands of goods and services