OEM is an abbreviation for Original Equipment Manufacturer : An original equipment manufacturer, or OEM, manufactures products or components that are purchased by another company and retailed under that purchasing company's brand name.
According to Lyra research each black and white page printed on a laser printer can cost an average of $0.05 to $0.08, and $0.12 to $0.15 for a page with color. Pages with solid color graphics can cost even $0.50 to $0.60 per page.
Click here to load a 119K image of the whole thing. That is US$0.32 a foot, or US$0.22 a page for black ink. Cheap, but not as cheap as a Xerox machine. A nice way to keep track of how much you are spending is to imagine yourself putting a quarter into your printer each time you print a page.