12/4にクルーグマンが、貿易と雇用に関する混乱を明確化する、として簡単なメモを書き、ブログで紹介した。以下はそのメモからの引用。 1. How much of a role did trade play in the long-term decline in the manufacturing share of total employment, which fell from around a quarter of the work force in 1970 to 9 percent in 2015? The answer is, something, but not much. 2. How much of a role did trade play in the absolute decline in manufacturing employment, down about 5