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1
Parental Skills, Assortative Mating, and the Incidence of A..
NBER working paper series, no. w28652
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2
School Segregation and Racial Gaps in Special Education Ide..
NBER working paper series, no. w25829
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Journal of human resources / publ. under the ausp. of the International Relations Research Institute and the Institute for Research on Poverty
10
Kindergarten entrance age and children's achievement
, In:impacts of state policies, family background, and peers
Copies:
Zentrale:E02 z sow 006/856; Zentrale:Magazin Zs fc 4856
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The American economic review / publ. by the American Economic Association
12
Using selection on observed variables to assess bias from u..:
, In:Copies:
Zentrale:E02 z vwl 001 jc/649; Zentrale:Magazin Zs fc 1649
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15
Selection on observed and unobserved variables: Assessing t..:
Copies:
Zentrale:Magazin Zs fb 4525; Zentrale:Magazin Zs fc 7939