David Zimmer


Contact information


Works in progress

Econ 596 information

Other stuff

Vita [ pdf ]

Google Scholar profile


 [webpage updated 6/2021]




Contact Information


              Western Kentucky University

              Department of Economics

              Bowling Green, KY 42101

              Email: david.zimmer [at sign] wku [dot] edu








·       Copula Modeling: An Introduction for Practitioners.

Now Publishers, 2007, Hanover, MA. (with P.K. Trivedi)




·       Did the ACA's ‘Guaranteed Issue’ Provision Cause Adverse Selection into Nongroup Insurance? Analysis using a Copula-Based Hurdle Model.”

Health Economics, forthcoming. (with G. Marra and R. Radice)


·       “Estimating the Binary Endogenous Effect of Insurance on Doctor Visits by Copula-Based Regression Additive Models.”

Journal of the Royal Statistical Society, forthcoming. (with G. Marra and R. Radice)


·       “The Effect of Job Displacement on Mental Health, When Mental Health Feeds Back to Future Job Displacement.”

Quarterly Review of Economics and Finance, forthcoming.


·       “The Effect of Management Changes on Winning in Professional Sports: Analysis Using a Dynamic Lag Adjustment Model.”

Managerial and Decision Economics, forthcoming. (with B. Goff and D. Wilson)


·       “The Effect of Hearing Impairments on Wage Earnings: Evidence from a Copula-Based Spline Selection Model.”

Labour, 2019, 33, 147-161.


·       “The Accuracy of Self-Reported Smoking among Blacks.”

Review of Black Political Economy, 2018, 45, 166-180.


·       “Using Copulas to Estimate the Coefficient of a Binary Endogenous Regressor in a Poisson Regression: Application to the Effect of Insurance on Doctor Visits.”

Health Economics, 2018, 27, 545-556.


·       “Do High School Gifted Programs Lead to Later-in-Life Success?”

Journal of Labor Research, 2018, 39, 201-218. (with D. Welsch)


·       “Did the Demand for Crestor Shrink when Lipitor’s Patent Expired?”

Journal of Industry, Competition and Trade, 2018, 18, 139-149.


·       “The Heterogeneous Impact of Insurance on Health Care Demand Among Young Adults: A Panel Data Analysis.”

Journal of Applied Statistics, 2018, 45, 1277-1291.


·       ”Hertz-Dollar Thrift: Fixing a Merger to Avoid Litigation.”

In The Antitrust Revolution: Economics, Competition, and Policy (7th Edition),

Edited by J.E. Kwoka and L.J. White, 2018, pp. 87-102. Oxford University Press: New York. (with M. Doane, L. Froeb, and G. Werden)


·       Is the ACA Bringing the Family Back Together (for Tax Purposes?) Investigating the Dependent Coverage Mandate Effect on Dependent Tax Exemptions.”

Review of Economics of the Household, 2017, 15, 1159-1176. (with D. Shane)


·       “Movies, Mass Consumers, and Critics: Economics and Politics of a Two-Sided Market.”

Contemporary Economic Policy, 2017, 35, 269-277. (with B. Goff and D. Wilson)


·       “A Note on Identification of Bivariate Copulas for Discrete Count Data.”

Econometrics, 2017, 5, 1-11. (with P. Trivedi)


·       “What Percent of the U.S. Population is Predisposed Toward High Cholesterol?”

International Journal of Cardiology, 2016, 214, 90-91.


·       “Crop Price Comovements during Extreme Market Downturns.”

Australian Journal of Agricultural and Resource Economics, 2016, 60, 265-283.


·       “The Dynamic Relationship between School Size and Academic Performance: An Investigation of Elementary Schools in Wisconsin.”

Research in Economics, 2016, 70, 158-169. (with D. Welsch)


·       “Analyzing Comovements in Housing Prices using Vine Copulas.”

Economic Inquiry, 2015, 53, 1156-1169.


·       “Asymmetric Dependence in Housing Prices: Evidence from U.S. and International Data.”

Empirical Economics, 2015, 49, 161-183.


·       “Does COBRA Reduce the Probability that Job Separators Return to Work?”

Journal of Economic Policy Reform, 2015, 18, 326-340.


·       Employment Effects of Health Shocks: The Role of Fringe Benefits.”

Bulletin of Economic Research, 2015, 67, 346-358.


·       The Relationship between Student Transfers and District Academic Performance: Accounting for Feedback Effects.

Education Finance and Policy, 2015, 10, 399-422. (with D. Welsch)


·       “Time-Varying Correlation in Housing Prices.”

Journal of Real Estate Finance and Economics, 2015, 51, 86-100.


·       “The Effect of Medicare Part D on Prescription Drug Composition Demand.”

Journal of Economic Studies, 2015, 42, 170-185.


·       “Why do Movie Studios Produce R-rated Films?”

Applied Economics and Finance, 2015, 2, 33-43. (with B. Goff and D. Wilson)


·       Cost-offsets of Prescription Drug Expenditures: Data Analysis via a Copula-based Bivariate Dynamic Hurdle Model.”

Health Economics, 2014, 23, 1242-1259. (with P. Deb and P. Trivedi)

[Previously circulated as NBER Working Paper #15191]


·       “Success at the Summer Olympics: How Much Do Economic Factors Explain?”

Econometrics, 2014, 2, 169-202. (with P. Trivedi)


·       “Intertemporal Persistence in Health Care Spending and Utilization: The Role of Insurance.”

Journal of Applied Statistics, 2013, 40, 1044-1063.


·       “Does COBRA's Retroactive Coverage Feature Encourage Delayed Enrollment?”

Contemporary Economic Policy, 2013, 31, 135-144.


·       “Analysis of Mixed Outcomes in Econometrics: Applications in Health Economics.”

In Analysis of Mixed Data: Methods and Applications,

Edited by A.R. de Leon and K.C. Chough, 2013, pp. 157-172. CRC Press: New York.


·       “The Role of Copulas in the Housing Crisis.”

Review of Economics and Statistics, 2012, 94, 607-620.


·       “Do Student Migrations Affect School Performance? Evidence from Wisconsin’s Inter-District Public School Program.”

Economics of Education Review, 2012, 31, 195-207. (with D. Welsch)


·       The Relationship between Medicare Supplemental Insurance and Health Care Spending: Selection Across Multiple Dimensions.”

Eastern Economic Journal, 2012, 38, 118-133.


·       “Family Asthma and Maternal Labor Supply.”

Journal of Economics, 2012, 38, 49-63. (with C. Strow)


·       “The Dependence Structure of Income Distribution.”

Applied Economics, 2012, 44, 3573-3583. (with Y. Kim)


·       The Effects of the State Children’s Health Insurance Program on Insurance Status and Health Care Utilization of Children.”

Journal of Family and Economic Issues, 2011, 32, 373-383.


·       “Medical Savings Accounts and Preventative Health Care Utilization.”

Journal of Economics and Management, 2011, 7, 1-22. (with J. Cress)


·       “State Dependence Among the Uninsured: Accounting for Feedback to Health and Employment.”

Forum for Health Economics & Policy, 2010, 13: 2 (Health Economics), Article 4.


·       “The Effect of Double Coverage on Health Care Utilization of Children.”

Applied Economics, 2010, 42, 3105-3117.


·       “Health Insurance and Health Care Demand Among the Self-Employed.”

Journal of Labor Research, 2010, 31, 1-19.


·       “The Role of Health Insurance in Labor Supply Decisions of Divorced Females.”

Quarterly Review of Economics and Finance, 2010, 50, 121-131.


·       “The Effect of Health and Poverty on Early Childhood Cognitive Development.”

Atlantic Economic Journal, 2010, 38, 37-49. (with D. Welsch)


·       “Racial Differences in Health Care Utilization: Analysis by Intensity of Demand.”

Contemporary Economic Policy, 2009, 27, 475-490. (with X. Zheng)


·       “Pitfalls in Modeling Dependence Structures: Explorations with Copulas.”

In The Methodology and Practice of Econometrics: A Festschrift in Honour of David F. Hendry,

Edited by J.L. Castle and N. Shephard, 2009, pp. 149-172. Oxford University Press: New York. (with P.K. Trivedi)


·       “Modeling Bivariate Count Distributions with Finite Mixture Models: Application to Health Care Demand of Married Couples.”

Applied Economics, 2009, 1-7. (with X. Zheng)


·       “Insurance Arrangements Among Married Couples: Analysis of Benefit Substitution and Compensating Differentials.”

Journal of Family and Economic Issues, 2009, 30, 428-439.


·       “After-School Supervision and Children's Cognitive Achievement.”

The B.E. Journal of Economic Analysis & Policy, 2008, 8, (Topics), Article 49. (with D. Welsch)


·       “Farmers’ Health Insurance and Access to Health Care.”

American Journal of Agricultural Economics, 2008, 90, 267-279. (with X. Zheng)


·       “The Effect of the Consolidated Omnibus Reconciliation Act of 1985 on Health Care Utilization of Employment Separators.”

The B.E. Journal of Economic Analysis & Policy, 2008, 8, (Contributions), Article 2.


·       “Asymmetric Effects of Marital Separation on Health Insurance Among Men and Women.”

Contemporary Economic Policy, 2007, 25, 92-106.


·       “Child Health and Maternal Work Activity: The Role of Unobserved Heterogeneity.”

Eastern Economic Journal, 2007, 33, 43-64.


·       “Using Trivariate Copulas to Model Sample Selection and Treatment Effects: Application to Family Health Care Demand.”

Journal of Business and Economic Statistics, 2006, 24, 63-76. (with P.K. Trivedi)


·       “The Effect of Managed Care on Use of Healthcare Services: Results from Two Contemporary Household Surveys.”

Health Economics, 2006, 15, 743-760. (with P. Deb, C. Li, and P.K. Trivedi)


·       “The Effect of Switching Private Insurance Plans on Health Care Utilization.”

The B.E. Journal of Economic Analysis & Policy, 2006, 5, (Contributions), Article 22. (with F. Liu)


·       “Modeling the Differences in Counted Outcomes Using Bivariate Copula Models with Application to Mismeasured Counts.”

Econometrics Journal, 2004, 7, 566-584. (with A.C. Cameron, T. Li, and P.K. Trivedi)






Works in progress


·       “The Effects of Infant Daycare on Later-in-Life Employment Outcomes.” [download]


·       “Missing School to Visit the Doctor?  Analysis Using a Copula-Based  Endogenous Switching Regressions Model.” [download]


·       “The Effects of Poverty on Marital Separation: Accounting for Dynamic Feedback.” [download]


·       “A Trivariate Model for Estimating the Effects of Two Binary Endogenous Explanatory Variables: Application to the Impact of Medical Care Usage on Work Absenteeism.” (with P. Filippou, G. Marra, and R. Radice) [download]


·       “A Copula-Based Finite Mixture Sample Selection Model: Application to the Effects of Hearing Problems on Female Wage Earnings.” [download]


·       The Effects of Absent Fathers on Adolescent Criminal Activity: An Economic Approach.” [download]


·       “Did Subsidies Included in the 2009 Stimulus Package Encourage Enrollment in COBRA?” [download]


·       “Does Preventive Care Reduce Usage of Curative Services?” [download]


·       “Pricing and Market Concentration: A New Estimation Strategy” (with M. Doane, L. Froeb, and G. Werden) [download]


·       The Dynamic Relationship between Health and Health Insurance in the U.S.” [download]


·       “Inequality in Durations of Insurance Loss Following Employment Disruption.” [download]


·       “Does Health Insurance Always Increase Health Spending? Evidence on Distributional Effects from Inpatient Hospital Stays” (with D. Shane) [download]






Other stuff



Software links:



Stata/Mata, R

general purpose programming


programming text editor


algebra / calculus

Sympy (Python)


LaTeX, LyX