"Do not go where the path may lead, go instead where there is no path and leave a trail." - Ralph Waldo Emerson
"I have no special talents. I am only passionately curious." - Albert Einstein
"This world is but a canvas to our imagination." - Henry David Thoreau

Forthcoming Publications
Under Revision
  • "Bounding the Joint Distribution of Disability and Employment with Contaminated Data," with Ding Liu. Health Economics

Research in Progress
Stata Code
Unpublished Files Referenced in Published Work
  • "Dynamic Panel Data Models with Irregular Spacing: with Applications to Early Childhood Development," with Ian K. McDonough. Journal of Applied Econometrics, 2017, 32, 725-743. [Appendix]

  • "Targeted Business Incentives and the Debt Behavior of Households," with Wenhua Di. Empirical Economics, 2017, 52, 1115-1142. [Appendix]

  • "Empirical Tests of the Pollution Haven Hypothesis When Environmental Regulation is Endogenous," with Jayjit Roy. Journal of Applied Econometrics, 2016, 31, 652-677. [Appendix C]

  • "Persistence of Childhood Obesity," with Rusty Tchernis. [Appendix]

  • "Detailed Estimation of Worklife Expectancy for the Measurement of Human Capital: Accounting for Marriage and Children," with Michael Nieswiadomy and Daniel J. Slottje. Journal of Economic Surveys, 2010, 24, 339-361. [tables]

  • "The Mythical 'Boy Crisis'?" with M.H. Husain. Economics of Education Review, 2009, 28, 38-48. [Appendix]

  • "It's All in the Timing: Assessing the Impact of Bilateral Tax Treaties on US FDI Activity," with A. Kumas, in L. Sachs and K.P. Sauvant (eds.), The Effect of BITs and DTTs on FDI Flows, Oxford University Press, 2008. [Appendix]

  • "Is Gravity Linear?," with D.J. Henderson. Journal of Applied Econometrics, 2008, 23, 137-172. [Appendix B] [Appendix C]

  • "Pollution Abatement Costs and Foreign Direct Investment Inflows to U.S. States: A Nonparametric Reassessment," with D.J. Henderson. Review of Economics and Statistics, 2007, 89, 178-183. [additional results]

  • "Strategic Competition Amongst Public Schools," with V. Rangaprasad. Regional Science and Urban Economics, 2007, 37, 199-219. [additional results]

  • "Robust Inference Concerning Recent Trends in U.S. Environmental Quality," with E. Maasoumi. Journal of Applied Econometrics, 2005, 20, 55-77. [longer version]

  • "Environmental Abatement Costs and Establishment Size."  Contemporary Economic Policy, 2003, 21, 281-296. [additional results]

  • "Corruption, Environmental Policy, and FDI: Theory and Evidence from the United States," with P.G. Fredriksson and J.A. List. Journal of Public Economics, 2003, 87, 1407-1430. [additional results]