The spectacular advance in Information Technologies, among others reasons, is promoting outsourcing as a way that businesses adopt, in order to manage their Information Systems. During the last years, the growth in outsourcing as a managerial phenomenon has come accompanied with a parallel...

This study elaborates a proposal of the main reasons and risks at Information Systems Outsourcing. We try also to evaluate these reasons and risks in the case of the largest Spanish firms and to analyse their temporary evolution. To achieve this objective a questionnaire has been carried out...