The metropolitan economy of Chicago has experienced a significant transformation in its economic structure over the past twenty years. Using a method for extraction of input–output tables that has been described elsewhere, it has been possible to produce an economic photograph of the Chicago...

This paper provides a theoretical framework for the Rasmussen-Hirschman key sector analysis based on a minimum information approach. This approach introduces a separation of information about regional economic structure into two parts. In the first part, knowledge about economic structure,...