Facing an increasingly ominous economic outlook, President-elect Barack Obama and other Democrats are rapidly ratcheting up plans for a massive fiscal stimulus program that could total as much as $700 billion over the next two years. That amount, more than the nation has spent over the past six years in Iraq, would rival the sum Congress committed last month to rescuing the country's financial system. It would also be one of the biggest public spending programs aimed at jolting the economy since President Franklin D. Roosevelt's New Deal. Hints of a hefty new spending program began emerging last week. New...