It is difficult to empirically test alternative macroeconomic models against one another because
A) macroeconomic models do not predict the same outcomes from policies.
B) macroeconomic models differ in ways that are hard to standardize for.
C) macroeconomic models cannot be expressed in mathematical terms.
D) macroeconomic models are always expressed in scientific terms.

Question

Quizplus · Accepted Answer

Macro models are often difficult to compare empirically because they differ in important ways that make it difficult to standardize their findings. For example, different models may use different assumptions or variables, and adjustments would need to be made in order to compare the models directly. Additionally, it can be difficult to isolate the effects of a given model from other factors that also influence macroeconomic outcomes.

It Is Difficult to Empirically Test Alternative Macroeconomic Models Against