Cambini, A., Castagnoli, E., Martein, L., Mazzoleni, P. and S. Schaible (Eds.), *Generalized Convexity and Fractional Programming with Economic Applications*, Proceedings of the “Third Conference on Generalized Convexity”, held at the University of Pisa, Pisa (Italy), May 30 – June 1, 1988, Lecture Notes in Economics and Mathematical Systems, vol. 345, Springer-Verlag, Berlin, 1990.

**Table of Contents**

- Schaible S., Introduction to generalized convexity, pp.2-13.
- Mazzoleni P., Structural developments of concavity properties, pp.14-22.
- Hackman S.T. and U. Passy, Projectively-convex models in economics, pp.23-35.
- Ward D., Convex directional derivatives in optimization, pp.36-51.
- Castagnoli E. and P. Mazzoleni, Differentiable (alpha,lambda)-concave functions, pp.52-76.
- Martein L., On the bicriteria maximization problem, pp.77-84.
- Bector C.R. and A. Cambini, Fractional programming – some recent results, pp.86-98.
- Patkar V. and I.M. Stancu-Minasian, Recent results in disjunctive linear fractional programming, pp.99-105.
- Benadada Y., Crouzeix J.P. and J.A. Ferland, An interval-type algorithm for generalized fractional programming, pp.106-120.
- Sideri E.A., A modified Kelley’s cutting plane algorithm for some special nonconvex problems, pp.121-142.
- Sodini C., Equivalence and parametric analysis in linear fractional programming, pp.143-154.
- Cambini A. and L. Martein, Linear fractional and bicriteria linear fractional programs, pp.155-166.
- Martinez-Legaz J.E., Generalized conjugation and related topics, pp.168-197.
- Penot J.P. and M. Volle, On strongly convex and paraconvex dualities, pp.198-218.
- Elster K.H. and A. Wolf, Generalized convexity and fractional optimization, pp.219-231.
- Bector C.R., Chandra S. and C. Singh, Duality in multiobjective fractional programming, pp.232-241.
- Martein L., An approach to lagrangian duality in vector optimization, pp.242-251.
- Vlach M., Rubinstein duality scheme for vector optimization, pp.252-264.
- Eichhorn W., Generalized convexity in economics: some examples, pp.266-275.
- Montrucchio L. and L. Peccati, Log-convexity and global portfolio immunization, pp.276-286.
- Crouzeix J.P., Ferland J.A. and S. Schaible, Improved analysis of the generalized convexity of a function in portfolio theory, pp.287-294.
- Stancu-Minasian I.M. and S. Tigan, On some fractional programming models occurring in minimum-risk problems, pp.295-324.
- Loridan P. and J. Morgan, Quasi-convex lower level problem and applications in two level optimization, pp.325-341.
- Pessa E. and B. Rizzi, Problems of convex analysis in economic dynamical models, pp.342-347.
- Dass B.K., Recent bounds in coding using programming techniques, pp.348-351.
- Eichhorn W. and U. Leopold, Logical aspects concerning Shephard’s axioms of production theory, pp.352-358.