Commercial air transport in rural and remote areas of the United States has a long history. After the Airline Deregulation Act of 1978, carriers were free to serve any cities and routes they wished. In anticipation of carriers gravitating toward large urban markets, the Essential Air Service...

The location set covering problem continues to be an important and challenging spatial optimization problem. The range of practical planning applications underscores its importance, spanning fire station siting, warning siren positioning, security monitoring and nature reserve design, to name...