Grega Smrkolj Newcastle University   Newcastle University Business School 5 Barrack Road Newcastle upon tyne, Tyne and Wear NE1 4SE United Kingdom   grega.smrkolj@newcastle.ac.uk             JEL Areas: E2 : Macroeconomics: Consumption, Saving, Production, Employment, and Investment: General (includes Measurement and Data) O4 : Economic Growth and Aggregate Productivity: General