Answer:
The solar system can be a metaphor for micro and macroeconomics in the real world.
Step-by-step explanation:
There are several physical systems in the real world that can act as a metaphor for micro and macroeconomics. The solar system, for instance, can perfectly serve as a metaphor for micro and macroeconomics. The study of a single planet in the solar system can be microeconomics or the study of the solar system in the galaxy is macroeconomics. While the study of the galaxy as a whole will be macroeconomics.