This paper provides a vertically integrated modelling of the financial production process. In a first stage the activity of commercial banks or insurance companies embodies some technical and commercial aspects such as services to depositors or mutualization of risk through distribution of...

The present paper focuses attention on the sensitivity of technical inefficiency to most commonly used one-sided distributions of the inefficiency error term, namely the truncated normal, the half-normal, and the exponential distributions. A generalized version of the half-normal, which does not...