indexed

hmmm... and nascar! or we can just put both nascar and moster trucks: whatching cars crash

Brillant

I don't think you have to combine all of them to be wasting energy- any one of them will do fine.

I don't understand, why isn't E a big circle around all the other ones? I don't think any of them need to intersect to qualify as a waste of time.

Excellent blog, though. I think Econ 101 should be mandatory for all high school and college kids. The success of your blog brings hope that people can actually understand basic relationships and simple graphs. The amount of information you can transfer with such simple means is immense.

You could even make a card about it.