Trade-ins, and other constants

I did a quick seach, but I couldn't find the standard rates for ship trade-ins. Is it 25% ship value + 50% outfits value? Or vice versa? Also, how do discounts factor in?

------------------
(url="http://"http://www.foresight.org/Conferences/MNT6/nanohook.mov")This(/url) is the most frightening video I have ever seen.

I think tech level has something to do with it too.

------------------
Moderator- (url="http://"http://www.AmbrosiaSW.com/cgi-bin/ubb/forumdisplay.cgi?action=topics&number;=9&SUBMIT;=Go")EV Developer's Corner(/url)
All the good ways of saying pipeline sucks were already taken...
(url="http://"http://www.ambrosiasw.com/cgi-bin/vftp/dl-redirect.pl/TheChallenge101.sea.bin?path=evn/plugins&file;=TheChallenge101.sea.bin")The Challenge(/url): A deadly test of skill and power (new version 1.0.2 coming soon)
(url="http://"http://homepage.mac.com/mrxak/Haikus/haikus.html")The Haiku Archive(/url): Collected Works of the Rabid Haiku Generator