In a 2011 analysis by the Brookings Institution, the think tank put hard data to just how critical big cities are to the state -- and national -- economy.Wrote Alan Berube and Carey Anne Nadeau: ...

In presidential elections from the early 1880s through the mid-20th century, Washington was a swing state, even slightly Republican-leaning. In 1980, Ronald Reagan over-performed in Washington ...

New data show that big cities are rebounding and keeping the United States at the forefront of advanced computing and technology.