A policy expert explains the factors contributing to the fall in interest rates

Brian Rehling, co-head of global fixed-income strategy at the Wells Fargo Investment Institute, and David Wessel, director of the Hutchins Center on Fiscal and Monetary Policy at the Brookings Institution, join "Squawk Box" to discuss U.S. and global interest rates. They are also joined by CNBC's Mike Santoli.
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Thu, Aug 8 20198:35 AM EST