Last refreshed at 0730GMT SaturdayThe World in a Window | March 13, 2010

1 Henry Farrell on Ryan Air: "Why would a reputation for shafting your customers be a commercial asset for a consumer-oriented business in a relatively competitive sector? The standard economic account doesn’t seem to provide much insight. Help me out here"

2 Buying a Vietnamese wife. Chinese blog offers detailed cost breakdown

3 Muslim inventions that shaped the modern world

4 Excellent chart on US presidents, and the deficits over which they presided