Barros, Carlos Pestana; Gil-Alana, Luis - In: Defence and Peace Economics 17 (2006) 2, pp. 95-116
Most searchers performing unit root tests on terrorism series reject the null hypothesis of unit roots (I(1)) and conclude that terrorism is stationary (I(0)). In this paper we analyze ETA activity in Spain during the last 30 years by means of examining its degree of dependence across time,...