Scaling-Up Nutrition: A Benefit-Cost and Cost-Effectiveness Analysis of Increasing Coverage of Nutrition Interventions in the Republic of Yemen

Because the additional cost of scaling up a comprehensive package is 40% of what the scale-up of the core package would cost for the period, it will need careful consideration of whether the scale-up for additional interventions with weak evidence in support of their effectiveness is warranted, even if the incremental cost-effectiveness ratio meets the threshold requirement.