I. Generalized Convexity.- to generalized convexity.- Structural developments of concavity properties.- Projectively-convex models in economics.- Convex directional derivatives in optimization.- Differentiable (? , ?)-concave functions.- On the bicriteria maximization problem.- II. Fractional Programming.- Fractional programming - some recent results.- Recent results in disjunctive linear fractional programming.- An interval-type algorithm for generalized fractional programming.- A modified Kelley's cutting plane algorithm for some special nonconvex problems.- Equivalence and parametric analysis in linear fractional programming.- Linear fractional and bicriteria linear fractional programs.- III. Duality and Conjugation.- Generalized conjugation and related topics.- On strongly convex and paraconvex dualities.- Generalized convexity and fractional optimization.- Duality in multiobjective fractional programming.- An approach to Lagrangian duality in vector optimization.- Rubinstein Duality Scheme for Vector Optimization.- IV. Applications of Generalized Convexity in Management Science and Economics.- Generalized convexity in economics: some examples.- Log-Convexity and Global Portfolio Immunization.- Improved analysis of the generalized convexity of a function in portfolio theory.- On some fractional programming models occurring in minimum-risk problems.- Quasi convex lower level problem and applications in two level optimization.- Problems of convex analysis in economic dynamical models.- Recent bounds in coding using programming techniques.- Logical aspects concerning Shephard's axioms of production theory.- Contributing Authors.
