The purpose of this paper is to apply economic science to the analysis of the opportunities and choices of single individual 'lone wolf' terrorists whose attacks are characterised by 'sprees' of violence that last only for a relatively short period of time. Unlike 'serial' lone wolves who engage in violent terrorism over a prolonged period of time and unlike those lone wolves who engage in a single crudely planned terrorist attack and are apprehended without inflicting significant injuries or fatalities, the attacks of spree lone wolves are concentrated in a very short period of time, perhaps no longer than several days and sometimes as little as a few hours, and may generate significant levels of human tragedy. The spree lone wolf also eme...