The ideas of this book originate from a research group at the Department of Economics in Gothenburg working with the problem of "Relations between Physical and Economic Planning". The research was financed by grants from the Swedish Council for Building Research. Among all the persons, who from time to time were associated to the project group, the author wishes to express his particular thanks to Ph.D. Rune Jungen, Ph.D.Johan L6nnroth and M.A.Lars Andersson. c' This book is also my doctoral dissertation for which professor Ake E. Andersson has acted as supervisor. It has been a privilege for...