Which best describes the purpose served by economic models withing an economic system

The answer is: Models identify patterns.

Model identify patterns  is a form of complex system analysis that is made to observe the economic occurrence on smaller scale in order to make a general assumption on economic condition at global level.

Researchers will use this type of model in order to analyze how a certain economic policy will affect people on different social classes.

answer; /// the above statement is (true);

answer; they are called (pebbling);