In the groundbreaking book "Modern Monopolies," authors Alex Moazed and Nicholas L. Johnson unveil the seismic shifts that have transformed the business landscape in the digital age. Through meticulous analysis, the authors reveal how platform-based businesses—those that connect different groups without producing goods themselves—have come to dominate the global economy. From the omnipresent giants like Google and Amazon to disruptors such as Uber and Tinder, Moazed and Johnson delve into the essence of what has propelled these companies to unparalleled success. These platforms don't just lead in their respective markets; they monopolize the very way we communicate, shop, and make decisions, redefining the boundaries between the digital and physical worlds. "Modern Monopolies" offers an essential playbook for understanding and navigating the new rules that govern today's digital marketplace. By dissecting how these platforms operate and thrive, the book serves as a critical guide for entrepreneurs, business leaders, and anyone interested in the intersection of technology, economy, and society. Moazed and Johnson not only chart the rise of these digital behemoths but also forecast the future trajectory of platform dominance, providing insights into how businesses can adapt and compete in this evolving landscape. Engaging and thought-provoking, "Modern Monopolies" is a must-read for anyone looking to grasp the full extent of the digital revolution's impact on business and beyond.