| Sovereign-wealth funds have surged in number and assets since 2007, bolstered in part by the climb in oil prices. Now with oil’s slump, some funds are shrinking. But because many of them don’t disclose their assets or strategy, they represent a large black box in the global financial system, The Wall Street Journal r?eports?.
Here are five things to know about sovereign-wealth funds: 1. They have gotten bigger: The world’s sovereign-wealth funds together have assets of $7.2 trillion, according to the Sovereign Wealth Fund Institute, which studies them. That is twice their size in 2007...............................................Full Article: Source
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