Abe, Naohito; Moriguchi, Chiaki; Inakura, Noriko - Research Center for Price Dynamics, Institute of … - 2014
Using high-frequency point-of-sales data, we investigate the impact of the Great East Japan Earthquake on prices. In contrast to the official Consumer Price Index that shows little impact, our price index based on scanner data reveals a modest yet notable increase in within-store commodity...