"It is, perhaps, worth stressing that economic problems arise always and only in consequence of change. So long as things continue as before, or at least as they were expected to, there arise no new problems requiring a decision, no need to form a plan. " (Hayek, 1945, p. 523) This book is based on my research for the degree of Doctor of Philosophy which I received from Lancaster University, England in the second half of 1997. It is an analysis of...