Martínez-Legaz, Juan Enrique; Rubinov, Alexander M.; … - In: Mathematical Methods of Operations Research 61 (2005) 2, pp. 261-280
We study increasing quasiconcave functions which are co-radiant. Such functions have frequently been employed in microeconomic analysis. The study is carried out in the contemporary framework of abstract convexity and abstract concavity. Various properties of these functions are derived. In...