The Long Mystery of Low Interest Rates
As policymakers and investors continue to fret over the risks posed by today’s ultra-low global interest rates, academic economists continue to debate the underlying causes. While everyone accepts that a global savings glut is at the root of the problem, no one has provided a convincing explanation of what, exactly, is driving it.
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CAMBRIDGE – As policymakers and investors continue to fret over the risks posed by today’s ultra-low global interest rates, academic economists continue to debate the underlying causes. By now, everyone accepts some version of US Federal Reserve Chairman Ben Bernanke’s statement in 2005 that a “global savings glut” is at the root of the problem. But economists disagree on why we have the glut, how long it will last, and, most fundamentally, on whether it is a good thing.