The Economy Is Humming. Bankers Are Cheering. What Could Go Wrong? - The New York Times
▻https://www.nytimes.com/2017/10/08/business/economy/imf-economic-growth-international-monetary-fund.html
Since the 2008 crisis, Mr. Reid noted, central banks have accumulated more than $14 trillion in assets — an amount that exceeds the annual output of China by $3 trillion.
What happens when the central banks all start to sell?
“This is unprecedented,” Mr. Reid said. “And no one knows what the outcome will be.”