For a different ending, hold Ctrl + Alt and type "bellybutton".
Business is Booming:
You can run the booming metropolis shown in the demo if you do the
following: First run the game, then open the SYSTEM menu and select
SAVE. Save the game and then exit. Then run the game again and
simply load your saved scenario. That should give you the demo
Money and Supplies:
For a million bucks and all the supplies you can store, press Ctrl
with Shift and type: "cheater-cheaterwimp".