@article{oai:repository.dl.itc.u-tokyo.ac.jp:00016962, author = {ITO, Asei}, issue = {2}, journal = {社會科學研究}, month = {Nov}, note = {特集 中国沿海部の産業集積}, pages = {121--141}, title = {Agglomeration Economies with Heterogeneous Firms in China: Evidence from Firm-Level Data in 2007}, volume = {63}, year = {2011} }