A standard perception of PPI is that it is a measure of "wholesale inflation", but the BLS told EconReporter that this interpretation of PPI is not at all correct.
In this interview, Blanchard discussed his view on the role of DSGE model in modern Macroeconomics and policymaking. He also explained his decision to rewrite his macroeconomics textbooks after the Great Recession. His recent research on hysteresis was also discussed.