Neenan, Bernard, Donna Pratt, Peter Cappers, James Doane, Jeremey Anderson, Richard Boisvert, Charles A Goldman, Osman Sezgen, Galen L Barbose, Ranjit Bharvirkar, Michael Kintner-Meyer, Steve Shankle, and Derrick Bates. How and Why Customers Respond to Electricity Price Variability: A Study of NYISO and NYSERDA 2002 PRL Program Performance. Berkeley: LBNL, 2003.PDF