Looks good Quietus

A couple of very, very quick notes, after skimming the article at ridiculous speed.

Quote Originally Posted by Quietus
but since there are no base trade values attached to each commodity/resources it is very difficult.
You can find these in descr_sm_resources.txt.

The population of a city affects trade income.

There are a few other things that you say that I think may be inaccurate, but I'm not sure of my facts. If I find the time I'll check and report back.