Guglielmo maria Caporale Brunel University of London   edificio amigos, University of Navarra Pamplona, None Selected E31009 España   guglielmo-maria.caporale@brunel.ac.uk             JEL Areas: E2 : Macroeconomics: Consumption, Saving, Production, Employment, and Investment: General (includes Measurement and Data) C0 : Mathematical and Quantitative Methods: General