Location, agglomeration and transport – do the supposed component benefits still add up?

The role of transport in supporting economic development and industrial productivity has been supposed to be a critical element in planning for accessibility and connectivity, and a justification for greater investment to secure so called ‘agglomeration’ benefits. But David Metz wonders if the concept is really as significant as has been argued – and at the least needs careful new examination in the light of emergent trends in business, commercial and personal locational decision-making.