著者名 書名 版表示 出版者名 出版年 シリーズ名 番号 ISBN ISSN URL Cass, David Optimum growth in an aggregative model of capital accumulation : a turnpike theorem Cowles Foundation for Research in Economics at Yale University 1964 Cowles Foundation paper / Cowles Foundation for Research in Economics at Yale University no. 264 https://ci.nii.ac.jp/ncid/BA64594168