00858nam0-22002891i-450-9900030805404033210444854517000308054FED01000308054(Aleph)000308054FED0100030805420000920d1981----km-y0itay50------baENGIT<<The >>Fix-point approach to interdependent systemsHerman Wold, editor.AmsterdamOxfordNorth-Holland1981.xiv, 336 p.ill.23 cmContributions to economic analysis132Wold,Herman O. A.<1908-1992>ITUNINARICAUNIMARCBK990003080540403321B/3.2 WOL11058/ISESSESFix-point approach to interdependent systems459984UNINAING01