US Treasury Secretary, Jack Lew
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Davos 2014: US Treasury Secretary Jack Lew on global economic recovery

23 January 2014 Last updated at 23:13 GMT

Throughout the World Economic Forum in Davos, some of the leading participants have been speaking to the BBC about issues on the conference agenda.

Robert Peston talked to US Treasury Secretary, Jack Lew, about China, Iran, and whether he believes the global economic recovery is a reality, or just a false dawn.