By Creusen Harold   Lejour Arjan   in Applied Economics Letters

ISSN:1466-4291|20|5|504-507

Routledge Ltd‎(2013)‎

Access to resources Favorite 16.954977

By Creusen Harold   Minne Bert   Wiel Henry   in De Economist

ISSN:0013-063X|154|3|429-441

Springer Publishing Company ‎(2006)‎

Access to resources Favorite 12.716232