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The book thus provides an extraordinarily useful resource for researchers interested in nearly any aspect of historical or contemporary urban development within the three cities under investigation and , more generally , in the US urban system as a whole . Fire preparedness and response have components of technology and people . A central question , therefore , is which historical forces produce the widespread ownership of property and which do not . " Dennis Kucinich told Koppel to stop focusing on money and polls and start focusing on the issues .