Two alternative estimation models, i.e., a translog cost function and data envelopment analysis (DEA) based on a cost model are compared and contrasted in revealing scale economies in the Indian commercial banking sector. The empirical results indicate that while the translog cost model exhibits...

We examine differences in the efficiency of UK universities in providing research and teaching. It appears that (i) universities are more efficient in providing teaching than research, (ii) the variation of efficiency is larger in research than in teaching, and (iii) the degree of (in)efficiency...