The distortive effects of such measures could be reduced by open and transparent processes with regular reporting and accounting of the costs of incentives used, accompanied by an assessment of their effectiveness (Hughes and Brewster, 2002).
On pourrait atténuer l'effet de distorsion de ces mesures grâce à une plus grande ouverture et transparence prévoyant la divulgation et la justification périodiques du coût de ces incitations et l'évaluation de leur efficacité (Hughes et Brewster, 2002).