This paper continues my research program on violence and terrorism started 15 years ago. It presents in the first part through empirical exercises, the suitability of The Beveridge and Nelson decomposition of economic time series for pointing out the occurrence of terrorist attacks. It presents...

The purpose of the paper is to review some previous researches examining ICT efficiency and the impact of ICT on educational output/outcome as well as different conceptual and methodological issues related to performance measurement. Moreover, a definition, measurements and the empirical...

As by product of economic growth, jobs are indeed transformational. In other words, efficiency increases as workers get better at what they do (as more productive jobs appear and less productive one disappear). In fact societies flourish as jobs bring together people from different ethnic and...

I apply the Beveridge-Nelson business cycle decomposition method to the time series of per capita murder in the State of Arizona (1933-2005). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part coincides with documented waves of organized crime,...

Abstract: I apply the Beveridge-Nelson business cycle decomposition method to the time series of murder in the United States (1900-2004). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part coincides with documented waves of organized crime, internal...

I apply the Beveridge-Nelson business cycle decomposition method to the time series of per capita murder in the State of California. (1933-2005). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part coincides with documented waves of organized crime,...

I apply the Beveridge-Nelson business cycle decomposition method to the time series of per capita murder in the State of Arkansas. (1933-2005). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part does not coincide with documented waves of organized...

I apply the Beveridge-Nelson business cycle decomposition method to the time series of per capita murder of Florida State (1933-2005). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part coincide with documented waves of organized crime, internal...

I apply the Beveridge-Nelson business cycle decomposition method to the time series of per capita murder in the State of Ohio. (1933-2005). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part coincides with documented waves of organized crime, internal...

I apply the Beveridge-Nelson business cycle decomposition method to the time series of per capita murder in the State of Washington. (1933-2005). Separating out “permanent” from “cyclical” murder, I hypothesize that the cyclical part coincides with documented waves of organized crime,...