Economist.com
The premier online source for the analysis of world business and current affairs, providing authoritative insight and opinion on international news, world politics, business, finance, science and technology, as well as overviews of cultural trends and regular industry, business and country special reports.
http://www.economist.com/

The Washington Monthly
Ferrets out the important stories you won't find elsewhere--on politics, government, and culture, by some of the brightest writers and commentators in the business.
http://www.washingtonmonthly.com/