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The Unwavering SES Achievement Gap: Trends in U.S. Student Performance / Eric A. Hanushek, Paul E. Peterson, Laura M. Talpey, Ludger Woessmann. by Series: Working Paper Series (National Bureau of Economic Research) ; no. w25648.
Material type: Text Text; Format: available online remote; Literary form: Not fiction ; Audience: Specialized;
Publication details: Cambridge, Mass. National Bureau of Economic Research 2019
Availability: Items available for reference: Biblioteca Digital: Not For Loan (1)Call number: nber w25648.

Long-run Trends in the U.S. SES-Achievement Gap / Eric A. Hanushek, Paul E. Peterson, Laura M. Talpey, Ludger Woessmann. by Series: Working Paper Series (National Bureau of Economic Research) ; no. w26764.
Material type: Text Text; Format: available online remote; Literary form: Not fiction ; Audience: Specialized;
Publication details: Cambridge, Mass. National Bureau of Economic Research 2020
Availability: Items available for reference: Biblioteca Digital: Not For Loan (1)Call number: nber w26764.

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