This paper develops a model of skill formation that explains a variety of findings established in the child development and child intervention literatures. At its core is a technology that is stage-specific and that features self productivity, dynamic complementarity and skill multipliers....

The last 25 years has seen a transformation in how early years education and childcare is approached in England. The establishment and subsequent expansions of a "free entitlement" to funded early education and childcare have seen early years spending quadruple over the last 25 years, and a...