In this paper we investigate the economic rationality of the bed downsizing process characterising the hospital industry worldwide in the last decades, providing new evidence on the factor substitutability in the production of hospital services. We consider a sample of Italian regional producers...

The empirical literature on the cost structure of multiproduct firms (e.g., public utilities providing in combination gas, water, and electricity) traditionally assumes a common technology across different products and stages of production, letting the issue of poolability unexplored. The...