Metropolitan areas vary widely in employment distribution and labour accessibility. Comparing four US metropolitan areas-Atlanta, Boston, Phoenix and Washington, DC—it is found that Atlanta and Washington, DC suffer from low labour accessibility compared with Boston and Phoenix. Moreover,...

Access to a large labour pool (labour pooling) leads to local economic concentrations through agglomeration economies. However, these concentrations may be self-limiting by reducing labour availability through competition over high-skill workers. This paper examines whether labour pooling and...