1 “.... The first part of the paper addresses particular questions posed for the 2011 World Development Report...”

2 “... in HICs. Only part of this difference is accounted for by differences in population age structure...”

3 “... in lower-middle-income countries. These contrasting profiles are due only in part to differences...”

4 “... Management 2 Team, Africa Technical Families--is part of a larger effort in the Tanzania country team...”

5 “... that the growth in returns to unobserved skill may have been partly responsible for the relative deterioration...”