Martin Wolf, chief editorial commentator at the Financial Times, tells CNBC that China's slowing growth could be particularly challenging for the government as it is forced to move towards a very different economic model.
Henk Potts, equity strategist at Barclays, tells CNBC that investors don't have enough risk in their portfolios, so should take advantage of a positive signs coming from the US and Europe.
Geoffrey Yu, FX strategist at UBS, tells CNBC that the Bank of Japan's new policy of strenuous easing could push dollar/yen past 100 if the US "gets with the program".
David Milleker, chief economist at Union Investment, tells CNBC that the ECB have paved the way for a rate cut, but questions whether it would actually have the positive effect they desire.
David Owen, chief European economist at Jefferies International, tells CNBC that Mario Draghi and the ECB must now start trying to "engineer a recovery" in the vein of Bernanke and Kuroda.
Roelof van den Akker, senior technical analyst at ING Wholesale Banking, gives CNBC a technical look at the euro ahead of Thursday's ECB press conference.
Zsolt Lavotha, chairman of Monaco Private Equity and Venture Capital Association, tells CNBC that Monaco is marketing itself as a breeding ground for young entrepreneurs through its 'Edge' networking program.
Yra Harris, partner at Praxis Trading, tells CNBC that the IMF and Jeroen Dijsselbloem's actions have forced ECB president Mario Draghi's hand, so that now he must deliver on his promises.
Neil Atkinson, director, energy research and analysis at Datamonitor, tells CNBC that thanks to a "patchy" economic picture and struggling demand, oil prices are much more likely to fall than rise.
Richard Kelly, head of European rates and FX research at TD Securities, and Kathleen Brooks, research director UK EMEA at Forex.com, discuss on CNBC why there is so much pessimism in the build up to Thursday's Bank of Japan meeting.
Andrew Weiss, head of pharma and biotech research at Vontobel, tells CNBC why Novartis' failure to win its battle for patent protection for the drug Glivec highlights the flaws in pharma companies' emerging market strategy.
Christian Gattiker, global investment strategist and head of research at Julius Bar, tells CNBC that investors should 'hang in there' as the European markets might still have a little to run.
Emeka Obiodu, senior analyst at Ovum, tells CNBC that AT&T may be acting as a 'white knight' to break an impasse between Vodafone and Verizon over a potential deal.
Marie Diron, chief economic advisor at Ernst & Young, tells CNBC that 2013 will see the banks hit the bottom and set out their stall for a genuine recovery and return to growth in 2014 and beyond.
Tom Levinson, foreign exchange strategist at ICAP, and Alan Higgins, chief investment officer at Coutts, tell CNBC why the euro has a negative outlook but the investor outlook is surprisingly positive.
Richard Gordon, managing VP at Gartner, tells CNBC that the strength of the smartphone market is set to continue, particularly at the high end with companies like Apple and Samsung.
Pier Carlo Padoan, chief economist at the OECD, tells CNBC that despite results which appear disappointing, they are not pessimistic as the G7 forecast in fact indicates an improving situation.
Join Louisa Bojesen for a fast-paced, dynamic wrap up to the trading day. European Closing Bell gives an in-depth analysis of the day's market action and includes expert analysis from the major players in the European business and financial world. Reporting live from London on the day's financial and business events, Closing Bell also includes live contribution and analysis from across Europe. Get involved in the program and e-mail your questions and comments to the show: Europeanclosingbell@cnbc.com.