Cambridge Endowment for Research in Finance, Judge Institute, Cambridge University, UK, vanemteadur 01.01.2003–...
Cambridge University, U.K., visiting scholar 2002-...
Post-Graduate School of Economics at the Central University of Venezuela Research Fellow, Science and Technology Policy Research, University of Sussex, UK, Visiting Professor 1997-...
Cambridge Endowment for Research in Finance, Judge Institute, Cambridge University, UK., Visiting Senior Research Fellow, 2003-2006
United Nation University's Institute of New Technologies, Maastricht, The Netherlands, Adjunct Senior Research Fellow, 2001-2002
University of Sussex, UK, Honorary Research Fellow, Science and Technology Policy Research, 1987-2006