Economists employ the scientific method.In part,this means that:

A) there is a single economic theory accepted by all economists.
B) economic hypotheses are tested to determine their validity.
C) all economic laws have been proven true by laboratory tests.
D) personal values never enter into economic policy recommendations.
E) assumptions are not necessary in economic science.

Scientific Method

A systematic and logical approach to discovering how things in the universe work, based on making observations, forming a hypothesis, conducting experiments, and drawing conclusions.

Economic Hypotheses

Propositions or statements regarding the relationships between economic variables that can be tested with data.

Laboratory Tests

Standardized procedures conducted in a controlled environment to analyze substances, diagnose conditions, or conduct experiments.