Throughout history, border walls and fences have been built for defense, to claim land, to signal power, and to control …

study of targeted defense. What are the 'key' nodes to defend to maximize functionality of the network? What are the … collective welfare? We first provide a characterization of optimal attack and defense in terms of two classical concepts in graph … resources spent on attack and defense) and helps us identify a new class of networks-windmill graphs-that minimize conflict. We …

, transport costs and military (for defense and expansion). The emperor controls the military force subject to the constraints …

This paper aims to offer a panoramic view of the international performance of Brazilian defense sector. Based on an … exploratory study from a new dataset, our goal is to analyze both the international performance of the Brazilian defense sector … defense policy, support planning, and collaborate with democratic controls over the defense sector. The study's conclusion are …

Conventional wisdom holds that defense industry consolidation resulted from decreased defense spending. However, we … maintain that understanding dynamic changes in key defense institutions helps provide a more complete explanation for observed … industry and highlight how these changes influenced transaction costs in the defense industry more fully explain the forces …

Throughout history, border walls and fences have been built for defense, to claim land, to signal power, and to control …

Air Force. The reform seeks to address challenges facing military R&D, in particular a less innovative defense industrial … base. We show that the Open program attracts new entrants, defined as younger firms and those without previous defense SBIR … awards. In a regression discontinuity design that offers the first causal evaluation of a defense R&D program, we show that …