The week ahead at a glance

At a glance TODAY Energy Information Administration releases its weekly gasoline price survey. Quarterly earnings reports from ConAgra Foods and Walgreen.TUESDAY Commerce Department releases third-quarter gross domestic product.National Assn. of Realtors releases November sales of previously owned homes.Federal Housing Finance Agency releases October home price index.WEDNESDAY Commerce Department releases reports on new-home sales and on personal income and spending for November.THURSDAY Labor Department releases weekly jobless claims.Commerce Department releases report on durable goods for November.Freddie Mac releases weekly mortgage rates.FRIDAY Financial markets closed in recognition of Christmas Day.