Amin, V. and J.R. Behrman. 2014. “Do More-Schooled Women Have Fewer Children and Delay Childbearing? Evidence from a Sample of US Twins.” Journal of Population Economics 27(1):1-31. https://doi.org/10.1007/s00148-013-0470-z.

Amin, V., J.R. Behrman, and H.-P. Kohler. 2015. “Schooling Has Smaller or Insignificant Effects on Adult Health in the US Than Suggested by Cross-Sectional Associations: New Estimates Using Relatively Large Samples of Identical Twins.” Social Science & Medicine 127:181-189. PMCID: PMC4414244. https://doi.org/10.1016/j.socscimed.2014.07.065.

Amin, V., J.R. Behrman, H.-P. Kohler, Y. Xiong, and J. Zhang. 2015. “Causal Inferences: Identical Twins Help and Clarity About Necessary Assumptions Is Critical.” Social Science & Medicine 127:201-202. PMCID: Not applicable. https://doi.org/10.1016/j.socscimed.2014.12.012.

Behrman, J.R. 2015. “Twin Studies in Demography.” Pp. 703-709 in International Encyclopedia of the Social and Behavioral Sciences, Second Edition, J.D. Wright. Amsterdam: Elsevier.

Behrman, J.R. 2016. “Twin Studies in Economics.” in The Oxford Handbook of Economics and Human Biology, J. Komlos. Oxford, England: Oxford University Press. https://doi.org/10.1093/oxfordhb/9780199389292.013.47.

Behrman, J.R., M.R. Rosenzweig, and P. Taubman. 1994. “Endowments and the Allocation of Schooling in the Family and in the Marriage Market: The Twins Experiment.” Journal of Political Economy 102(6):1131-1174. http://www.jstor.org/stable/2138782.

Behrman, J.R., M.R. Rosenzweig, and P. Taubman. 1996. “College Choice and Wages: Estimates Using Data on Female Twins.” Review of Economics and Statistics 78(4):672-685. http://www.jstor.org/stable/2109954.

Behrman, J.R., M.R. Rosenzweig, and P. Taubman. 1998. “Endowments and the Allocation of Schooling in the Family and in the Marriage Market: The Twins Experiment.” in Economic Demography, International Library of Critical Writings in Economics, T.P. Schultz. Cheltenham, UK: Edward Elgar.

Behrman, J.R. and M.R. Rosenzweig. 1999. “”Ability” Biases in Schooling Returns and Twins: A Test and New Estimates.” Economics of Education Review 18(2):159-167. https://doi.org/10.1016/S0272-7757(98)00033-8.

Behrman, J.R. and M.R. Rosenzweig. 2004. “Returns to Birthweight.” Review of Economics and Statistics 86(2):586-601. https://doi.org/10.1162/003465304323031139.

Kohler, H.-P., J.R. Behrman, and J. Schnittker. 2010. “Social Science Methods for Twins Data: Integrating Causality, Endowments and Heritability.” Philadelphia, PA: University of Pennsylvania. PSC Working Paper Series, 10-06. Available online at: http://repository.upenn.edu/psc_working_papers/21/.

Kohler, H.-P., J.R. Behrman, and J. Schnittker. 2011. “Social Science Methods for Twins Data: Integrating Causality, Endowments, and Heritability.” Biodemography and Social Biology 57(1):88-141. PMCID: PMC3158495. https://doi.org/10.1080/19485565.2011.580619.

Sudharsanan, N., J.R. Behrman, and H.-P. Kohler. 2016. “Limited Common Origins of Multiple Adult Health-Related Behaviors: Evidence from U.S. Twins.” Social Science & Medicine 171:67-83. PMCID: PMC5127590. https://doi.org/10.1016/j.socscimed.2016.11.002.