Tapas Mishra Department of Economics, Swansea University, UK   ,   t.k.mishra@swansea.ac.uk     Biographical Sketch: I am an assistant professor of economics at the department of economics and econometrics at Swansea University, UK and a scientist at the World Population Program, International Institute for Applied Systems Analysis, Austria. I specialize in stochastic economic growth, non-stationary econometrics, spatial method and macroeconomic dynamics. Some of my recent research have appeared in Journal of Macroeconomics, Economics Letters, Indian Economic Review, Quality and Quantity, Historical Social Research, etc., among others.   Primary Research Focus: Stochastic growth, Demographic Dynamics, Nonstationary Econometrics, Technology Diffusion   JEL Areas: A1 : General Economics: General. C4 : Econometric and Statistical Methods: Special Topics