Wendover Productions explains basic economics of airline classes. The passengers in first class and business, assuming seats are occupied, make much more for airlines than the economy class. Sounds familiar.
Economics of airline class
Projects by Nathan Yau See All →
Differences Between Women and Men’s Everyday with Kids
The day-to-day changes a lot when you have kids. However, it seems to change more for women than it does for men.
Happiness and Health
When one goes down, so does the other. If only there were a way to keep more people healthy.