Correction F Zabihi, analysis 20 October 2014 In the end of Theorems [2,3,4], we should add the following condition for uniquenessof the PPF-dependent fixed point: $\alpha(\phi^*(c),T\phi^*)\geq 1, where $\phi^*$ is aPPF-dependent fixed point. Competing interests We declare that we have no competing interests.
Correction
20 October 2014
In the end of Theorems [2,3,4], we should add the following condition for uniqueness
of the PPF-dependent fixed point:
$\alpha(\phi^*(c),T\phi^*)\geq 1, where $\phi^*$ is a
PPF-dependent fixed point.
Competing interests
We declare that we have no competing interests.