From the article:
LONDON – Almost a decade ago, facing a near-collapse of the financial system and the risk of a depression, the world needed a new form of leadership to navigate and restore confidence in the global economy. That’s why, in 2009, at his first global summit as US president, Barack Obama joined then-British Prime Minister Gordon Brown to spearhead the G20’s upgrade, making it the world’s preeminent economic forum. What they created helped solve one immediate problem, but it let linger another global challenge.
Read the entire article by Commissioner Helle Thorning-Schmidt on Project Syndicate ›