ABSTRACT
H =e-''{U(C,X)+P[ -ah(C,X)]}. (12)
Fig. I. Dual equilibria solution to phase diagram.
E.B.BarbierandA
Fig.2.Theeffectsofchangesinr.
9See,foreltample,Barbier(1988)andConwayandBarbier(1988).
10 Pearce (1988). 11 See UNIDO (1972). 12 Phillips ( 1986). 13 Markandya and Pearce (1988). 14Pearce, Barbier and Markandya (1988).