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PER Diem: March 25, 2009

By John Hollinger
ESPN.com

Tuesday, March 24, 2009

I get e-mails all the time about Player Efficiency Rating (PER), and while some of them are childish -- all-caps rants in which even the four-letter words are misspelled -- a lot of them are intelligent. One of the most common themes among the latter group is that PER doesn't account for how many minutes a player has played; thus, while it's useful in a vacuum, it doesn't necessarily provide enough information for things like year-end awards and All-Star teams, in which how much a player doe ...

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