Helen Ladd
Sanford School of Public Policy
Box 90245 Duke University
Durham, NC 27708
Tel: 919-613-7352
Fax: 919-681-8288
E-Mail: 
Institutional Affiliation: Duke University
Information about this author at RePEc
NBER Working Papers and Publications
| January 2016 | Raising the Bar for College Admission: North Carolina’s Increase in Minimum Math Course Requirements
with Charles T. Clotfelter, Steven W. Hemelt: w21926
Published: Charles T. Clotfelter & Steven W. Hemelt & Helen F. Ladd, 2019. "Raising the Bar for College Admission: North Carolina's Increase in Minimum Math Course Requirements," Education Finance and Policy, vol 14(3), pages 492-521.
|
| September 2015 | Public Universities, Equal Opportunity, and the Legacy of Jim Crow: Evidence from North Carolina
with Charles T. Clotfelter, Jacob L. Vigdor: w21577
|
| December 2012 | Algebra for 8th Graders: Evidence on its Effects from 10 North Carolina Districts
with Charles T. Clotfelter, Jacob L. Vigdor: w18649
|
| June 2012 | The Aftermath of Accelerating Algebra: Evidence from a District Policy Initiative
with Charles T. Clotfelter, Jacob L. Vigdor: w18161
Published: Charles T. Clotfelter & Helen F. Ladd & Jacob L. Vigdor, 2015. "The Aftermath of Accelerating Algebra: Evidence from District Policy Initiatives," Journal of Human Resources, vol 50(1), pages 159-188. citation courtesy of 
|
| June 2010 | Scaling the Digital Divide: Home Computer Technology and Student Achievement
with Jacob L. Vigdor: w16078
Published: Jacob L. Vigdor & Helen F. Ladd & Erika Martinez, 2014. "Scaling The Digital Divide: Home Computer Technology And Student Achievement," Economic Inquiry, Western Economic Association International, vol. 52(3), pages 1103-1119, 07. citation courtesy of
|
| November 2007 | Are Teacher Absences Worth Worrying About in the U.S.?
with Charles T. Clotfelter, Jacob L. Vigdor: w13648
Published: Education Finance and Policy Spring 2009, Vol. 4, No. 2, Pages 115-149 Posted Online April 15, 2009. (doi:10.1162/edfp.2009.4.2.115)
|
| Teacher Credentials and Student Achievement in High School: A Cross-Subject Analysis with Student Fixed Effects
with Charles T. Clotfelter, Jacob L. Vigdor: w13617
Published:
- Clotfelter, Charles T. & Ladd, Helen F. & Vigdor, Jacob L., 2007. "Teacher credentials and student achievement: Longitudinal analysis with student fixed effects," Economics of Education Review, Elsevier, vol. 26(6), pages 673-682, December.
- Charles T. Clotfelter & Helen F. Ladd & Jacob L. Vigdor, 2010. "Teacher Credentials and Student Achievement in High School: A Cross-Subject Analysis with Student Fixed Effects," Journal of Human Resources, University of Wisconsin Press, vol. 45(3). citation courtesy of
|
| January 2007 | How and Why do Teacher Credentials Matter for Student Achievement?
with Charles T. Clotfelter, Jacob L. Vigdor: w12828
Published: Clotfelter, Charles T. & Ladd, Helen F. & Vigdor, Jacob L., 2007. "Teacher credentials and student achievement: Longitudinal analysis with student fixed effects," Economics of Education Review, Elsevier, vol. 26(6), pages 673-682, December.
|
| June 2006 | Would Higher Salaries Keep Teachers in High-Poverty Schools? Evidence from a Policy Intervention in North Carolina
with Charles Clotfelter, Elizabeth Glennie, Jacob Vigdor: w12285
Published: Clotfelter, Charles & Glennie, Elizabeth & Ladd, Helen & Vigdor, Jacob, 2008. "Would higher salaries keep teachers in high-poverty schools? Evidence from a policy intervention in North Carolina," Journal of Public Economics, Elsevier, vol. 92(5-6), pages 1352-1370, June. citation courtesy of
|
| May 2006 | The Academic Achievement Gap in Grades 3 to 8
with Charles T. Clotfelter, Jacob L. Vigdor: w12207
Published: Charles T Clotfelter & Helen F Ladd & Jacob L Vigdor, 2009.
"The Academic Achievement Gap in Grades 3 to 8,"
The Review of Economics and Statistics,
MIT Press, vol. 91(2), pages 398-419, October.
citation courtesy of
|
| January 2006 | Teacher-Student Matching and the Assessment of Teacher Effectiveness
with Charles T. Clotfelter, Jacob L. Vigdor: w11936
Published: Charles T. Clotfelter & Helen F. Ladd & Jacob L. Vigdor, 2006.
"Teacher-Student Matching and the Assessment of Teacher Effectiveness,"
Journal of Human Resources,
University of Wisconsin Press, vol. 41(4).
citation courtesy of
|
| January 2005 | Federal Oversight, Local Control, and the Specter of "Resegregation" in Southern Schools
with Charles T. Clotfelter, Jacob L. Vigdor: w11086
Published: Charles T. Clotfelter & Jacob L. Vigdor & Helen F. Ladd, 2006. "Federal Oversight, Local Control, and the Specter of "Resegregation" in Southern Schools," American Law and Economics Review, Oxford University Press, vol. 8(2), pages 347-389. citation courtesy of
|
| March 1987 | City Taxes and Property Tax Bases
with Katharine L. Bradbury: w2197
Published: Ladd, Helen F. & Bradbury, Katharine L., 1988. "City Taxes and Property Tax Bases," National Tax Journal, National Tax Association;National Tax Journal, vol. 41(4), pages 503-523, December. citation courtesy of
|
|
|
