The role of an assumption in an economic theory is to

A) add realism.
B) prove the theory.
C) cover special cases.
D) simplify the complex reality.

Economic Theory

A set of principles and models that explain how economies operate and how economic agents interact, encompassing a wide range of topics like supply and demand, inflation, and economic growth.

Assumption

A basic premise or belief that is accepted as true without proof, often used as a starting point for further argument or analysis.

Simplify

To simplify means to make something less complicated, easier to understand, or clearer by reducing complexity.