Journal article

Triebs, Thomas P.; Saal, David S.; Arocena, Pablo; Kumbhakar, Subal C. (2016): Estimating economies of scale and scope with flexible technology. In: Journal of Productivity Analysis, Vol. 45, No. 2: pp. 173-186

Saal, David S.; Arocena, Pablo; Maziotis, Alexandros; Triebs, Thomas (2013): Scale and Scope Economies and the Efficient Vertical and Horizontal Configuration of the Water Industry: A Survey of the Literature. In: Review of Network Economics, Vol. 12, No. 1: pp. 93-129