'The book is a pioneering attempt to see exactly what difference economic valuation of environmental effects would have made to six actual, on-going, development projects, if it had been done at the time of appraisal. It combines theoretical rigour with applied economic skills, presented with robust common sense.' - James Winpenny, Overseas Development Institute This book is a practical and readable guide to valuing the environment and the implications for public investment and policy, useful for students as well as professional economists, policy-makers, engineers, environmental and social...