Osaka University Laixun Zhao Research Institute of Economics / Kobe University / Institute of Social / Productivity Puzzle Noriaki Matsushima∗ Institute of Social / The Institute of Social / Osaka University / Economic Research Osaka University / / /
Productivity Puzzle Noriaki Matsushima∗ Institute of Social and Economic Research / Institute of Social / Kobe University / Osaka University / Osaka University Laixun Zhao Research Institute of Economics and Business / /
Person
Noriaki Matsushima / / /
Position
Marshall / Corresponding author / /
Technology
production technology / technology of manufacturer / /