 In addition , I find that the earning benefits associated with the test score gains can outweigh the net costs for various policies providing access to Head Start .
<clarity>  In addition , I find that the earning benefits associated with the test score gains can outweigh the net costs for various policies providing access to Head Start .
 In addition , I find that the earning benefits associated with the test score gains can outweigh the net costs associated with the take up of the offer .