CNN’s Isa Soares examines whether art makes a good investment while visiting London’s Frieze Art Fair.

France’s first lady is filing a defamation complaint against the authors of a biography published Thursday which claims she had an affair with a former French minister while seeing President Francois Hollande.

CNN’s Alex Zolbert looks at lessons Europe can learn from Japan’s economic „Lost Decade.”

World Bank President Jim Yong Kim tells CNN’s Andrew Steven he wants ‘to bend the arc of history’ in poverty aid.

Lance Armstrong has not yet faced a backlash from the brands that have backed him. CNN’s Jim Boulden explains.