因放假回家，无法下载elsevier资源，特求助，需以下4篇文献
1.Spatial agglomeration, FDI, and regional growth in China: Locality of local and foreign manufacturing investments
2.Do geographical agglomeration, growth and equity conflict?
3.Agglomeration and growth with innovation in the intermediate goods sector
4.Economics of Agglomeration: Cities, Industrial Location, and Regional Growth

其中，1，3，4均在elsevier上，第2篇我也不知道哪里能找到
谢谢大家了