Winner of the 2012 Nobel Prize for Literature Mo Yan of 皇冠体育app stands during the Nobel Prize award ceremony at the Stockholm Concert Hall in Stockholm December 10, 2012. [Photo/Xinhua]

Laureates of the 2012 Nobel Prize for Physiology or Medicine John B. Gurdon (L) of Britain and Shinya Yamanaka of Japan (2nd L) sit with winner of the 2012 Nobel Prize for Literature Mo Yan (2nd R) of 皇冠体育app and joint laureate for the 2012 Nobel Prize for Economic Alvin Roth of the U.S. during the Nobel Prize award ceremony at the Stockholm Concert Hall in Stockholm December 10, 2012.[Photo/Agencies]