Have you ever wondered what we really mean when we claim a country has achieved unprecedented economic growth? Where does this data come from? This episode traces the origin of one of the 20th century's most important inventions—a metric that remains the standard measure of Read more…Have you ever wondered what we really mean when we claim a country has achieved unprecedented economic growth? Where does this data come from? This episode traces the origin of one of the 20th century's most important inventions—a metric that remains the standard measure of economic development today. Discover how this groundbreaking framework shaped our understanding of national progress and prosperity. Close