This paper analyzes the revision to Japan's labor productivity, measured using Japan's System of National Accounts (SNA) data. We draw three main findings from our analysis. First, SNA data has been substantially revised in and after the second comprehensive revisions, as well as at the earlier...

In Japan, like many other industrialized countries, output volatility declined dramatically in the 1980s. In order to investigate the cause of this decline, we decompose the variance of output growth by frequency. Our important findings are: (1) The total variance of output growth decreased,...