Dr Kai Sun

Lecturer in Economics

Economics and Strategy Group

• Phone:+44(0)121 204 3162
• Email: k.sun@aston.ac.uk
• Room: SW910

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Qualifications & Education

 Ph.D., Economics, State University of New York at Binghamton, USA, 2011

Teaching Activity

BS2220 Introduction to Econometrics
BS2242 Principles of Microeconomics

Research interests

• Applied Microeconometrics

• Productivity Analysis

• Nonparametric Econometrics

Current Research Funding

Natural Science Foundation of China, “Migration Decision of Coastal Manufacturing Firms Based on a Regional Dynamic Comparative Study of Cost Efficiency: The Case of Pearl River Delta,” with Rui Zhang and Subal C. Kumbhakar

Selected Publications

• Subal C. Kumbhakar and Kai Sun, 2013, “Derivation of Marginal Effects of Technical Inefficiency,” Economics Letters, forthcoming.
• Christopher F. Parmeter, Kai Sun, Daniel J. Henderson, and Subal C. Kumbhakar, 2013, “Estimation and Inference under Economic Restrictions,” Journal of Productivity Analysis, forthcoming.
• Subal C. Kumbhakar and Kai Sun, 2012, “Estimation of TFP Growth: A Semiparametric Smooth Coefficient Approach,” Empirical Economics, 43(1), 1-24. (lead article)
• Rui Zhang, Kai Sun, Michael S. Delgado, and Subal C. Kumbhakar, 2012, “Productivity in China’s High Technology Industry: Regional Heterogeneity and R&D,” Technological Forecasting and Social Change, 79, 127-141.
• Rui Zhang, Kai Sun, and Subal C. Kumbhakar, 2012, “Re-examination of the Growth Mode and Structural Change of China’s Manufacturing Industry,” Economic Theory and Business Management (in Chinese), 5, 80-90.
• Kai Sun, Daniel J. Henderson, and Subal C. Kumbhakar, 2011, “Biases in Approximating Log Production,” Journal of Applied Econometrics, 26(4), 708-714.
  

Working Papers

• “Constrained Nonparametric Estimation of the Input Distance Function”
• “Does Institutional Quality Affect Firm Performance? Insights from a Semiparametric Approach,” with Sumon K. Bhaumik, Ralitza Dimova, and Subal C. Kumbhakar
• “A Semiparametric Approach to Estimating Financing Constraints in Firms,” with Sumon K. Bhaumik and Subal C. Kumbhakar
• “Semiparametric Smooth-coefficient Stochastic Frontier Model,” with Subal C. Kumbhakar
• “Have Banks Grown Too Large?” with Subal C. Kumbhakar and Diego Restrepo-Tobón
• “Estimation of Productivity in Korean Electric Power Plants: A Semiparametric Smooth Coefficient Model,” with Subal C. Kumbhakar and Almas Heshmati
• “Determining the Importance of the Ownership Effect in Firm Performance,” with Nigel Driffield and Yama Temouri