The agricultural sector is highly vulnerable to bioterrorism attacks with the potential for severe economic consequences. This article presents estimates of state-by-state total economic impacts of a hypothetical agroterrorism attack that uses foot-and-mouth disease (FMD) pathogens, which is one...

An integrated model is proposed to capture economic and demographic interactions in a system of regions. This model links the interregional economic model of Isard (1960) and the interregional demographic model of Rogers (1975) via functions describing consumption and migration patterns....

Using the Nationwide Personal Transportation Study surveys of 1977 and 1983-84, this article demonstrates that there is no discernible relationship between city size class and trip lengths, times, and speeds, and that commuting speeds did not decline between 1977 and 1983. The most convincing...