DealBook is a financial news service produced by The New York Times. It is published daily, Monday-Friday, except on U.S. Market holidays and during the last week of the year. A daily digest of DealBook is also available via email (http://www.nytimes.com/mem/email.html#dealbook), delivered before the market opens. DealBook editorial staff: Andrew Ross Sorkin, Peter Edmonston, Liza Klaussmann, Michael J. de la Merced, Dan Mitchell and Jeffrey Cane. Illustrations by Chris Gash.