Private participation in railway share (PPRS) refers to a different approach of private investment, public private partnership (ppp) either in infrastructure, rolling stock or to increase the railway transportation share as a major challenge for the future of the globe as a sustainable mode of transport because of fuel saving, safety, value of life

Value of life

The potency of life is an economic value assigned to life in general, or to specific living organisms. In social and political sciences, it is the marginal cost of death prevention in a certain class of circumstances. As such, it is a statistical term, the cost of reducing the number of deaths by...

, and environmental aspects.