The aim is to tackle some of the evident problems of low efficiency briefly described, by allowing or increasing competition as well as facilitating investment and market operations. Results from these measures depend on the depth of their actual implementation and, in any case, should be viewed as steps along a road that needs to be paved with further changes.
Concluding remarks Productivity is a central subject for researchers and policy makers, as it bears on the core issues of the potential for sustained economic improvement.