NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

NBER Working Papers by Helen Ladd

Contact and additional information for this authorAll papers and publicationsWorking Papers onlyWorking Papers with publication info

Working Papers

December 2012Algebra for 8th Graders: Evidence on its Effects from 10 North Carolina Districts
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w18649
June 2012The Aftermath of Accelerating Algebra: Evidence from a District Policy Initiative
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w18161
June 2010Scaling the Digital Divide: Home Computer Technology and Student Achievement
with Jacob L. Vigdor, Helen F. Ladd: w16078
November 2007Are Teacher Absences Worth Worrying About in the U.S.?
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w13648
Teacher Credentials and Student Achievement in High School: A Cross-Subject Analysis with Student Fixed Effects
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w13617
January 2007How and Why do Teacher Credentials Matter for Student Achievement?
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w12828
June 2006Would Higher Salaries Keep Teachers in High-Poverty Schools? Evidence from a Policy Intervention in North Carolina
with Charles Clotfelter, Elizabeth Glennie, Helen Ladd, Jacob Vigdor: w12285
May 2006The Academic Achievement Gap in Grades 3 to 8
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w12207
January 2006Teacher-Student Matching and the Assessment of Teacher Effectiveness
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w11936
January 2005Federal Oversight, Local Control, and the Specter of "Resegregation" in Southern Schools
with Charles T. Clotfelter, Helen F. Ladd, Jacob L. Vigdor: w11086
March 1987City Taxes and Property Tax Bases
with Katharine L. Bradbury, Helen F. Ladd: w2197

Contact and additional information for this authorAll papers and publicationsWorking Papers onlyWorking Papers with publication info

 
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