Cheng Siwei - Former Vice Chairman, Standing Committee, NPC, China

2012 is the Chinese Year of the Dragon and Chinese workers certainly seem to have fire in their belly - there's growing discontent amongst the workforce whose labour fuelled the country's economic miracle. They're angry that export-led growth has largely passed them by - whilst filling state coffers and enriching some beyond their wildest dreams.

HARDtalk's Zeinab Badawi speaks to Cheng Siwei - one of China's most influential economists. How much of a threat is economic uncertainty and social unrest to China's prosperity and stability?