This paper examines estimations of technical catch efficiency for a sample of 204 industrial vessels operating at the pelagic grounds of Southern-Central Chile during the 1985-95 period. We consider a Translog stochastic frontier model à-la Battese-Coelli

In recent years the increasing demands imposed by legislation have led to growing concern about the environment and sustainable development. However, in some companies this concern goes no further than abiding by the law. Others, in contrast, have found a source of competitive advantage in...

Tourism can create a development platform that can become one of the first sources of employment and, as a consequence, of social harmony; besides its contribution to the knowledge and diffusion of cultural values. This article aims to diagnose the environmental and tourist impact on the Sierra...

The marine environment provides, directly or indirectly, a wide range of benefits on humans that are not just economic but also on health and well-being. All these privileges are returned in the form of pollution. Human actions are destroying the marine living environment and with this the human...

Shrimp sector in Ecuador is nowadays one of the fastest-growing non-oil sectors towards the international market. In despite of this growth, to our knowledge most of the little producers of shrimps in Ecuador take important operational decisions based upon empirical knowledge, without...