There are two types of local industrial agglomeration of economic activity. One is the clustering of like-kind businesses—small and medium-sized companies, plants, and other types of establishments ...
Battese GE, Coelli TJ (1995) A model for technical inefficiency effects in a stochastic frontier production function for panel data. Empir Econ 20:325–332 Bravo-Ureta BE, Solís D, Moreira López VH, ...