China’s two decades of rapid economic growth have fueled a demand for energy that has outstripped domestic sources of supply. China became a net oil importer in 1993, and the country’s dependence on ...

No abstract is available for this document. Ford, L. R., Network Flow Theory. Santa Monica, CA: RAND Corporation, 1956. https://www.rand.org/pubs/papers/P923.html ...

Although military technology is increasingly available and affordable, not all states have the capacity to improve military effectiveness by acquiring hardware. Integrative difficulties — in command ...

Advances in technology can bring about dramatic changes in military operations, often termed revolutions in military affairs or RMAs. Such technology-driven changes in military operations are not ...

Nearly all K–12 public school teachers in the United States provide supports for students' mental health and well-being, but many say the work has become more difficult, adding to the emotional ...

This research was sponsored by the National Education Association and the American Federation of Teachers. Teachers play a key role in supporting student well-being, but it takes a toll. Young people ...

The arrival of postindustrial society has transformed the traditional bases of national power, and thus the methods used to measure the relative power of nations should be reassessed as well.

The UK has made progress toward a whole-system approach to drug policy, but unclear accountability and persistent stigma are stalling reform.