Malaysia's evolving economy has sparked a heated debate on what it truly means to be "rich." The introduction of the T15 (top 15%) classification in the 2025 Budget has challenged the long-standing B40 (Bottom 40%), M40 (Middle 40%), and T20 (Top 20%) income groupings, sparking discussions about their relevance and accuracy. Khazanah Research Institute (KRI) researchers Gregory Ho and Dr. Suraya Ismail...