Measuring psychological distance between the Flemings and the Walloons : an inquiry into the influence of language disparity and geographical distances on the spatial distribution of telephone calls in Belgium ; paper of the 11th European congress of the Regional science association, Rome / Leo H. Klaassen, Sjoerd Wagenaar, Achim R. van der Weg

Measuring psychological distance between the Flemings and the Walloons : an inquiry into the influence of language disparity and geographical distances on the spatial distribution of telephone calls in Belgium ; paper of the 11th European congress of the Regional science association, Rome / Leo H. Klaassen, Sjoerd Wagenaar, Achim R. van der Weg