Homeland Security Operational Analysis Center researchers sought to establish a causal connection between surveillance technology and outcomes relevant to border security. The study demonstrated the promises and limitations of quasi-experimental statistical methods for evaluating the effects or effectiveness of different border-enforcement measures.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.