Estimating Daily Inflation Using Scanner Data : A Progress Report

Preprint, External research report English OPEN
Kota Watanabe; Tsutomu Watanabe;
  • Publisher: UTokyo Price Project
  • Journal: JSPS Grants-in-Aid for Scientific Research (S) Understanding Persistent Deflation in Japan Working Paper Series,volume 37
  • Subject: chain drift | scanner data | trimmed means | deflation | JEL Classification Number: E31; C43 | consumer price index | scanner data; consumer price index; T¨ornqvist index; chain drift; trimmed means; regular and sale prices; deflation | Törnqvist index | regular and sale prices
    • jel: jel:E31 | jel:C43

We construct a Törnqvist daily price index using Japanese point of sale (POS) scanner data spanning from 1988 to 2013. We find the following. First, the POS based inflation rate tends to be about 0.5 percentage points lower than the CPI inflation rate, although the dif... View more
  • References (5)

    Abe, Naohito, and Akiyuki Tonogi. 2010. “Micro and Macro Price Dynamics in Daily Data.” Journal of Monetary Economics, 57(6): 716-728.

    Ardeo, Vagner, Salom~ao Margarida, and Paulo Picchetti. 2013. “A Daily Frequency Inflation Measure and its Information Content on Forecasts.” Paper presented at the Ottawa Group Meeting 2013, Copenhagen, May 1-3.

    Ariga, Kenn, and Kenji Matsui. 2003. “Mismeasurement of the CPI.” In Structural impediments to growth in Japan. 89-154. University of Chicago Press.

    Ball, Laurence, and N Gregory Mankiw. 1995. “Relative-price changes as aggregate supply shocks.” The Quarterly Journal of Economics, 110(1): 161-193.

    Hodrick, Robert J, and Edward C Prescott. 1997. “Postwar US Business Cycles: An Empirical Investigation.” Journal of Money, Credit, and Banking, 29(1): 1-16.

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