Paola Subacchi is professor of international economics at the University of London's Queen Mary Global Policy Institute and the author, most recently, of "The Cost of Free Money."
Beijing is now the world's largest official source of development finance


The flags for the China Development Bank are flown near the Chinese national flag: China has a variety of lending instruments at its disposal. © AP
Paola Subacchi is professor of international economics at the University of London's Queen Mary Global Policy Institute and the author, most recently, of "The Cost of Free Money."