This memorandum report identifies and explains key microeconomic principles using a set of simulation games. The outcome of these games illustrate howr microeconomic principles can he applied within real-life situations to help us make better business decisions. This report is a summary of the simulations I played and their results, which include the key takeaways and their significance, for your review and reference. It is divided into the following sections: Comparative Advantage Competitive Markets and Externalities Production, Entry, and Exit Market Structures (including the Price Discrimination and Cournot simulations] Conclusions References 99:593.\