Peer-Reviewed Works

Relevance of Education to Occupation: A New Empirical Approach Based on College Courses, Revise and resubmit, Education Economics, with Pooya Almasi (link)

Misperceptions: An Analysis of Subjective Economic Inequality, Research on Economic Inequality, 26,247-281 (pdf)

Educational Aid Policy and Inequality: The Case for Merit- and Need-Based Aid, (2018) Review of Social Economy, 76:4,535-562 (link)

Technology Use Patterns Among Patients Enrolled in Inpatient Detoxification Treatment, In press, Journal of Addiction Medicine, with Tofighi, Acosta, Greco, Leonard, & Lee (link)


Can MOOC programs improve student employment prospects?, with Ira Gooding, Jeff Leek (link)

Ignorance or Motivated Beliefs: The Role of Motivated Beliefs in Self-management of Diabetes, with Antonio Trujillo, Larissa Jennings, Maria Amalia Pesantes, Francisco Diez Canseco, Jaime Miranda (pdf)

Anatomy of Income Inequality in the United States: 1979-2013, LIS Working Papers

  • Featured in PAA Affairs, Population Association of America, Winter 2016

Analysis of Student Progress in Online Courses, with Jeffrey Leek, Working Paper, (Mimeo, please email for a draft).


crsra: Tidying and Analyzing ‘Coursera’ Research Export Data* with John Muschelli and Jeffrey Leek, Available on CRAN.

  • Read the paper about the package here, Submitted to the R Journal

citec: A Package for Scraping RePEc CitEc Data, with Ian Parker, Available on

Publications in Other Disciplines

An Innovative Bed Temperature-Oriented Modeling and Robust Control of a Circulating Fluidized Bed Combustor, with A. A. Jalali, and P. Famouri, “ Chemical Engineering Journal (link)

Bed Temperature Control of a Circulating Fluidized Bed Combustion System Using H∞ Algorithm, with A. A. Jalali, Proceeding of IEEE International Conference on Control, Automation and Systems, Seoul, Korea, 2007

Bed Temperature Control of a Circulating Fluidized Bed Combustion System, with H. R. Pourshaghaghi, A. A. Jalali, and P. Famouri, Proceeding of IEEE International Power Engineering Conference, Singapore, 2007