The definition of the core of microsimulation

According to Gilbert and Troitzsch (2015) what is the definition of the core of microsimulation from this context? https://www.homeworkmarket.com/questions/700-words-discussionaccording-to-gilbert-and-troitzsch-2015-what-is-the-definition-of-the-core-of-microsimulation-from-this-context “Chapter 14 – According to Troitzsch (2005), microsimulation could be described […]