Research Interests:

Econometrics:

• Panel Data

• Spatial Panels

• Specification Testing

• Simultaneous Equations

• Seemingly Unrelated Regressions 

• Prediction

• Serial Correlation

• Heteroskedasticity

• Functional Form

• Monte Carlo Experiments

• Nonparametric Tests 

Applied Econometrics:

• Factor Productivity and Technical Change (Airlines, Electric Utilities)

• Gasoline Demand, Bootlegging and Taxation (Cigarette, Liquor)

• Rational Addiction

• Effects of Public Capital on Private Sector Productivity

• Wage Curve

• Quasi-Experimental Price Elasticities

• Health Econometrics

Research Grants:

European Union Center Grant, "Intra-and Extra Euro Area Import Demand--Has the Euro Made a Difference?" 2005.
Bush Program in Economics of Public Policy, "Homogeneous, Heterogeneous or Shrinkage Estimators?  Some Empirical Evidence from French Regional Gasoline Consumption," 2001.
Bush Program in Economics of Public Policy, "The Econometrics of Spatial Panel Data Models," 2000.
Texas Advanced Research Program, "Liquor Consumption:  The Relative Impact of Different Social Control Devices," 1999.
Bush Program in Economics of Public Policy, "Empirical Tests of the Rational Addiction Model" 1998.
Bush Program in Economics of Public Policy, "The Econometrics of Rational Addiction:  The Case of Cigarettes," 1998.
Naomi Lewis Faculty Fellowship in Liberal Arts, Texas A&M University, 1992-1993.
Texas Advanced Research Program, "The Effects of Airline Deregulation on Costs and Technical Change," 1991.
Texas Advanced Research Program, "Cigarette Taxation: Raising Revenues and Reducing Consumption," 1989.
Energy Laboratory, University of Houston, "A General Index of Technical Change:  The Case of Steam-Electric Generation," 1986.
Advanced Research Grant Program, University of Houston, "Pooling Incomplete Time Series of Cross-Section Data Using Unbalanced ANOVA Designs" 1985.
Research Initiation Grant, University of Houston, 1980.