The foundation for many of the missions recommended by the decadal survey is advances in infrared and submm detectors and receivers. We illustrate how NGST, SAFIR, and far infrared interferometry can use such devices to address fundamental questions in cosmology and star and planet formation, and furthermore how they enable a large discovery space.

As rising crime rates have evoked expressions of fear nationwide, citizens have become increasingly concerned with residential security measures. In response to this growing fear, one form of action undertaken by residents has been the formation of residential patrols and guards. This study examines, from an economic standpoint, who the participants are in such endeavors, and how participation ...