The IMF called on the U.K. government to cut rates and do more to encourage recovery as inflation fell greater than forecasters expected. Dow Jones's Jason Douglas reports. Photo: Getty Images

New academic research suggests Facebook may be making more people crazy than rich. Quentin Fottrell reports on digits. Photo: Getty Images.

One investor got lucky when he hit the wrong buttons and mistakenly canceled his Facebook share order Friday. Colin Barr reports on digits. Photo: Getty Images.

New academic research suggests Facebook may be making more people crazy than rich. Quentin Fottrell reports on digits. Photo: Getty Images.

United Auto Workers President Bob King has an expansion plan. Photo: Getty Images

Yale Law School professor Jonathan Macey explains why Facebook waited so long for an IPO. Photo: Getty Images

One investor got lucky when he hit the wrong buttons and mistakenly canceled his Facebook share order Friday. Colin Barr reports on digits. Photo: Getty Images.

J.P. Morgan is suspending share repurchases in the wake of $2 billion-plus in trading losses, David Benoit reports on Markets Hub. Photo: Getty Images.