Alexander Matros: Department of Economics, Lancaster University Management School, Lancaster LA1 4YX. Email: a.matros@lancaster.ac.uk

Konstantinos Georgalos: Department of Economics, Lancaster University Management School, Lancaster LA1 4YX. Email: k.georgalos@lancaster.ac.uk

Sonali SenGupta: Economics Section, Queens Management School, Queen’s University Belfast, Belfast BT9 5EE. Email: S.SenGupta@qub.ac.uk