How to Scale Up a Preschool in a Low Income Neighborhood

The chicago heights early childhood centre was a programme that liszt set up with several other economists, including steve levitt. They created a pre school in a low income chChicago neighborhood to explore the incentives for students, parents and teachers that would produce the biggest educational gains. LISZT: We should have taken one more step in over sampled bad teachers. If i want to scale that up around ch Chicago, i probably have to hire 30 thousand teachers. That mean s i want to know, does the programme work with well below average teachers? And the fact is, i won't.