This paper shows that there are large differences in cognitive and socio-emotional development between children from rich and poor backgrounds at the age of 3, and that this gap widens by the age of 5. Children from poor backgrounds also face much less advantageous "early childhood caring...

Zahlreiche Studien über die Schulleistungen von deutschen Schülern haben aufgezeigt, dass der schulische Erfolg von Kindern positiv vom Sozialstatus ihrer Eltern abhängt. Diese Studien offenbaren überdies, dass Kinder einkommensschwacher und/oder bildungsferner Familien besonders von...

This paper examines the long-term impacts on health and healthy behaviors of two of the oldest and most widely cited U.S. early childhood interventions evaluated by the method of randomization with long-term follow-up: the Perry Preschool Project (PPP) and the Carolina Abecedarian Project (ABC)....