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.
CAMBRIDGE - Mentre i politici e gli investitori continuano a preoccuparsi per i rischi connessi al drastico abbassamento dei tassi d'interesse globali, gli economisti accademici continuano a discutere su quali possano essere le cause scatenanti di questo fenomeno.