This is a special edition for Hong Kong secondary school pupils. Welcome to the world of Gundam Economics, where the intricacies of microeconomic theory meet the excitement of building and collecting model kits inspired by the iconic Gundam franchise. In this book, we embark on a journey through the fascinating realm of microeconomics, using the dynamic and diverse market of Gundam model kits as our guiding framework. For decades, Gundam has captivated audiences worldwide with its compelling stories of war, heroism, and the human spirit set against the backdrop of giant robotic battles. Yet, beyond the narrative allure lies a vibrant market filled with enthusiasts, collectors, and hobbyists who engage in the creation and exchange of Gundam model kits. At first glance, one might wonder how plastic models of futuristic robots relate to the principles of microeconomics. However, upon closer examination, the Gundam model kit market reveals itself as a rich tapestry of economic phenomena, ripe for exploration and analysis. From supply and demand dynamics to market structures, from pricing strategies to production efficiency, the world of Gundam Economics offers a wealth of opportunities to delve into fundamental economic concepts. In this book, we aim to unravel the complexities of microeconomics through the lens of Gundam model kits, offering readers a unique and engaging perspective on economic theory. Whether you are a seasoned economist, a passionate Gundam fan, or simply curious about the intersection of economics and popular culture, there is something here for everyone. Each chapter will focus on a specific microeconomic concept, providing clear explanations supported by real-world examples drawn from the Gundam model kit market. Through this approach, we hope to not only deepen your understanding of economic theory but also foster a newfound appreciation for the economic forces shaping the world around us, even in unexpected places. So, prepare to embark on an enlightening journey as we explore the principles of microeconomics through the lens of Gundam Economics. Whether you're assembling your first model kit or analyzing market trends, let's set forth on this adventure together, where robots and economics collide in a symphony of learning and discovery.