Money supply of four largest economies hits record $103.4 trillion

• —US M2 stands at $23.34 trillion; China's M2 is 356.81 trillion yuan (about $50.8 trillion)
• —More than 45% of the total sits in China, which enforces strict capital controls
• —The increase is driven mainly by commercial bank lending, not direct central bank money printing
• —August data was released by central banks between September 9 and 25