Book reviews : Brown,L.R.,Flavin,C. and Postel,S. 1992: Saving the planet: how to shape an environmen tally sustainable global economy. London: Earth scan. 224 pp. £8.95 paper. ISBN: 1 85383 133 6

Johnston, R.J. 1989: Environmental problems: nature, economy and state London: Belhaven.

Sagoff, M. 1988: The economy of the earth. Cambridge : Cambridge University Press.