Recently, my claim that depreciation reported in the Japanese national accounts is underestimated by a substantial margin has been challenged by Dekle and Summers (NBER Working Paper No. 3690), on the ground that the implied depreciation rate (ratio of depreciation to the capital stock) is...

This paper examines available evidence on Japan's wealth accumulation. Time-series evidence over the last one hundred years indicates that the phenomenon of extraordinarily high Japanese saving rate ia limited to the high-growth era of 1965-1975. Micro evidence about consumption and aaving by...