I think the best magic skill is fire coulomb damage
rb
If ure blade skill is 75
wood cutting magic logs- 4hr for 1m
Probably Magic, it has so many uses.
Sadly No
( http://www.uesp.net/wiki/Oblivion:Mysticism ) look under Skill Increases
I believe it is Palonirya, who has a Mercantile skill of 80, and the Master trainer for Mercantile also.
because of the skill perks, both daedric and glass are equall in weight and protection.
Cast a lot of alteration spells.
You have to train the Magic skill. That's all.
If its magic as in spells you buy them from spell vendors. If you mean magic as in magicka you upgrade the corresponding thing (forgot the name) when you level up.
you level up and then upgrade your magic skills