We develop a stochastic network interdiction model for prioritizing locations for installing radiation detectors along a nation’s border. In this one-country model, we characterize the smuggler population by a set of possible threat scenarios, where the identity of the smuggler is unknown at the time we install detectors. Detector performance depends on the threat scenario, as well as a number ...

BACKGROUND Tax policy is considered the most effective strategy to reduce tobacco consumption and prevalence. Tax avoidance and tax evasion therefore undermine the effectiveness of tax policies and result in less revenue for governments, cheaper prices for smokers and increased tobacco use. Tobacco smuggling and illicit tobacco trade have probably always existed, since tobacco's introduction as...

Nigeria has been facing the immense challenge of international trafficking in persons for sexual exploitation and forced labor into countries in Europe, Asia and Africa. Being an international criminal activity driven by high profits, Nigeria's adoption of a regulatory policy is expressed in the series of legal provisions to deal with the army of traffickers. In desperation, within a space of 1...

The Directorate General of Customs and Excise (DJBC) as the "guard" border gate has big challenges in its efforts to supervise international narcotics smuggling into Indonesia. Recently, at DJBC, a special directorate was created handle trafficking activities, namely Narcotics Interdictation Directorate. This study discusses threats risks context customs excise Indonesia, which makes DJBC need ...