Fears of rogue states, withdrawal of cold war-era security guarantees, a falling technological threshold, and … availability to terrorist organizations ensure that nuclear weapons proliferation remains a central security issue and that … associated with the level of economic development, the external threat environment, lack of great-power security guarantees, and …

conditionality of nuclear weapons possession based on the presence of a nuclear weapons program. We find that security concerns and … technological capabilities are important determinants of whether states form nuclear weapons programs, while security concerns …

security. Yet armed government personnel can be deployed to repress and destroy segments of the public. We identify conditions … under which an executive is more likely to use security forces for private-interest killing rather than public protection …. We hypothesize that unconstrained leaders are more likely to use their putative security forces to initiate genocide and …

This article applies an earlier analysis of interdependent security issues to a general class of problems involving … actions of others because of the negative externalities created by not investing in protection. Using airline security as an … illustrative example, the authors show that any individual airline will be less likely to invest in security measures as more firms …

measures, and trade; (2) it delivers an original strategy to identify empirically the effect of counterterrorism security … States to test further the hypothesis that terrorism is affecting trade through the security channel. Our results suggest … that counterterrorism security measures matter for US imports. The level of the impact is up to three times higher when the …