Weinstein, David; Handbury, Jessie; Watanabe, Tsutomu - National Bureau of Economic Research (NBER) - 2013
Official price indexes, such as the CPI, are imperfect indicators of inflation calculated using ad hoc price formulae … different from the theoretically well-founded inflation indexes favored by economists. This paper provides the first estimate of … how accurately the CPI informs us about "true" inflation. We use the largest price and quantity dataset ever employed in …