Adobe has a little section here for photographers but if you don’t have time to go through them, here’s a list of some pretty interesting acrobat documents that you can take a read.
– Understanding Digital RAW Capture
–Raw Capture, Linear Gamma, and Exposure
–Digital photography workflow
–Making the Transition from Film to Digital
–Highlight Recovery in Adobe Camera Raw
–Black and White Conversion Tutorial

Oh, as a side note, here’s PC World‘s article on the cost of home printing.