per-capita

Which countries put the largest share of their population into uniform? A ranking of armed forces personnel per 1,000 residents, built from World Bank and IISS data, shows Eritrea and North Korea far ahead, then a mix of states facing neighbors they distrust, and explains why the figure says more about politics than about military strength.

Luxembourg and Switzerland have the densest millionaire populations among 56 markets UBS tracks, while the United States has the most millionaires by count. Here is what the numbers measure, and what they miss.