Ariga, Kenn; Matsui, Kenji - 2022
In this paper, we investigate several key problems in Japanese economic statistics. We use CPI mismeasurements and …) insufficient information disclosure. In the analysis of CPI bias, we limit our focus to potential biases due to aggregation, survey … methodology and sample selection procedures. We estimate that, in recent years, the commodity CPI inflation rate is biased upward …