篇名：In search of scale effects in trade and growth
作者：David K. Backus, Patrick J. Kehoeb, a and Timothy J. Kehoed
期刊：Journal of Economic Theory，Volume 58, Issue 2, December 1992, Pages 377-409
电子链接：
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WJ3-4CYGBBM-HC&_user=10&_coverDate=12%2F31%2F1992&_rdoc=1&_fmt=high&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1275629327&_rerunOrigin=google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=42ba2e5119ade27b76427efac9c76af1