1
文献名：A fixed-point theorem for decreasing mappings
作者：Nikolai S. Kukushkin
期刊：Economics Letters，Volume 46, Issue 1, September 1994, Pages 23-26
电子链接: http://www.sciencedirect.com/science/article/B6V84-4593DXC-1B/2/3f48173a8869111240a32390aa2b96f7



2
文献名：Agricultural productivity, comparative advantage, and economic growth
作者：Kiminori Matsuyama
期刊：Journal of Economic Theory, 1992, vol. 58, issue 2, pages 317-334
电子链接: http://www.sciencedirect.com/science/article/B6WJ3-4CYGBBM-H8/2/4c3758261b27fdf4e1d3c4d2ea976377