Coffee has been a stimulant for centuries. From its origins in Arabia around 1,000 AD to its spread to Europe in the 17th century, and on to the contemporary emergence of espresso machines in many advanced countries, coffee has long connected cultures. We wonder: On a per-person basis, which country drinks the most of the beverage?
Around the world, population aging is raising serious questions about the financial viability of pension systems. With fewer and fewer workers per retiree and growing numbers of longer-living retirees, many fear that the costs of promised pensions will lead to large deficits — and threaten promised retirements. We wonder: In which country do workers have the longest period of retirement?
India, China and the United States will still be the world's three most populous nations in 2050. But there will be plenty of demographic change in other countries, given that nearly all future population growth will occur in developing countries. We wonder: Which country will be home to the world's fourth-largest population in 2050?
With high levels of unemployment, these are uncertain times. People are more anxious about their own financial futures as assets lose value, bankruptcies rise and economic fortunes around the world shift. We wonder: Just how large is the combined net worth of all U.S. households?