@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042628, author = {Tabuchi, Takatoshi and Thisse, Jacques-François and Zhu, Xiwei}, month = {Jan}, note = {application/pdf, 本文フィルはリンク先を参照のこと}, title = {Technological Progress and Economic Geography}, year = {2014} }