Joel Stainton, head of research and trading strategy at SEB Futures, joined CNBC for a technical look at copper, sterling 1-year, and the EU economy.

Julie Carlyle, head of retail at Ernst & Young explains to CNBC that in today's market with the discounting scene, like-for-like sales aren't always an indicator of underlying profitability.

Philip Shaw, chief economist at Investec tells CNBC that there is a good chance of another negative quarter for the German economy.

Charles Li, CEO of Hong Kong Exchanges & Clearing, tells CNBC that China's biggest challenge is to ensure the money flow from looser restrictions facilitates investor needs.

Bruno Verstraete, partner at Lakefield Partners, tells CNBC that if the United States does not control its budget the market will turn away from US treasuries towards equity instead.

Ker Chung Yang, senior investment analyst at Phillip Futures expects 2013 to be the return of a China play again, especially in the base metal commodity.

Bryn Jones, fixed fund asset manager at Rathbones, tells CNBC that there may be areas of overvaluation in corporate bonds but a bubble is unlikely.

Per Loven, head of International corporate strategy at Liquidnet Europe, makes the case for Dark Pools and why they are important.

Karen Cho takes you through the European market open, with stocks sliding into negative territory.

Larry Summers, former US Treasury Secretary, tells CNBC's Bernie Lo that it should be 'unthinkable' for the US to default on its debt.

Carl Weinberg, chief economist at High Frequency Economics, tells CNBC that people in the high-end retail market have done very well.

Joris Luyendijk, anthropologist and journalist at the Guardian discusses the social behavior of bankers and suggests that they are a form of 'tribe' and bonuses are the 'totem pole they dance around'.

Christine Short, global markets intelligence senior manager at S&P Capital IQ, tells CNBC that the financial sector will be one of the growth leaders when fourth quarter reports are released this week.

Miranda Carr, head of China research at NSBO, tells CNBC how a drive in China to attract foreign investors has combined with an uptick in its economy to boost markets.

Steve Allan, M&A practice leader for EMEA at Towers Watson, tells CNBC that a lack of confidence amongst companies means that M&A is unlikely to pick up in the short-term.

Daniele Antonucci, European economist at Morgan Stanley, tells CNBC that Italy is going through a 'political cliff' and that the higher chamber is the place to watch.

Scott Evans, head of equity sales at Espirito Santo, tells CNBC why the flight to security in bonds may be starting to change.

Lucinda Guthrie, editor at DealReporter, tells CNBC that the M&A market is picking up following the fiscal cliff negotiations but there are a lot of hurdles still spooking buyers.

Chris Gadd, grains analyst at Macquarie Group, tells CNBC that short-term there will be a very tight supply in the corn market but it will get looser when the new crop comes through.