1991 年から2009 年までの世界半導体企業売上上位62 社の売上高、営業利益と半導体非専業企業9 社を除く53...

Why did the Japanese economy stagnate beforeWorldWar II, how did it achieve rapid economic growth after the war, and why did it stagnate again after the 1970s? To answer these questions, I developed a two-country trade model with technology transfer, where firms in a developed country (the U.S.)...

Given the increasing significance of knowledge spillovers in innovation, this study investigates and compares knowledge spillovers from arm’s length firms in the industries (market) with those from other sister firms in the same business group (network). By dividing the knowledge pool into...