Renee Friedman, principal analyst at IHS, says Russia needs to diversify its revenue away from oil or it could struggle to return to pre-crisis growth levels.
Guy Peddy, telecoms analyst at Macquarie Group, discusses the potential outcome of the battle for Britain's telecoms market as both BT and 3 eye takeovers of EE and O2.
London has become the "landing place" for foreign retailers looking to get a foothold in the European market, Guy Grainger, U.K. CEO of Jones Lang LaSalle says.
Riccardo Ronco, technical analyst at Aviate Global, discusses whether investors should be in equities or bonds.
Walter Boettcher, chief economist for EMEA at Colliers International, says investors are looking to increase their property weightings driven by the search for yield.
Senior Analyst of FBR Capital Markets, Daniel Ives says that the tech sector's earnings season has been a "roller-coaster", with more spending on big data, cloud, mobile, whilst traditional tech giants are struggling for growth.
CNBC's Nancy Hulgrave says that if the Republicans gain control of the Senate as well as the House, it will "make it more difficult" for Obama to pass some of his prioritized legislation issues, including immigration reform.
Governor of the Austrian National Bank, Ewald Nowotny says that given how "very strict" the stress tests were, having only one of six banks having issues with the stress test scenario was "quite a good result".
Sandy Jadeja, chief market strategist at SignalPro, says the Dow index will "test new lows" as volatility is set to continue.
Neil Atkinson, head of analysis at Lloyd's List Intelligence, says BP is going to struggle with litigation costs and a deteriorating market in Russia.
Carlos Caicedo, principal analyst at IHS Country Risk, says re-elected Brazilian president Dilma Rousseff needs to tackle the country's problems "head on".
Karen Olney, head of European thematic strategy at UBS, says disappointing earnings and downside surprises in Europe have driven stock market volatility.
Neil Atkinson, head of analysis at Lloyd's List Intelligence, says OPEC is likely to cut oil production but won't place individual country quotas.
Mark Williams, chief Asia economist at Capital Economics, says the weakness in China's economy is likely to come from the property sector.
Tim Bevan, CEO of BCS Financial, says despite the volatility in the Russian market, people are still trading assets in the country because the country is "too big to ignore".
Jonathan Ashworth, U.K. economist at Morgan Stanley, says there is "little urgency" for the Bank of England to tighten monetary policy.
Seijiro Takeshita, director of Mizuho International, discusses what investors should expect when the Bank of Japan meets this week and whether it will make any policy moves.
Carlos Caicedo, senior principal analyst for Latin America at IHS, says Brazilian incumbent Dilma Rousseff will need to "reassure" markets if she wins the election to avoid the country growing at a "meagre" pace.
Lothar Mentel, chief investment officer at Tatton Investment Management, says the ECB will have "no choice" but to introduce further stimulus.
Anthony O'Brien, co-head of European rates strategy at Morgan Stanley, discusses what to expect from the European Central Bank meeting on Thursday and whether President Mario Draghi will move closer to full-blown quantitative easing.
Manish Singh, strategist and head of investments at Crossbridge Capital, says reforms in India will happen under Narendra Modi as a "rebuilding effort" is underway to attract investors.
Derek Halpenny, European head of global currency research at Bank of Tokyo-Mitsubishi, says the euro will not go much lower than its current levels as most of the ECB stimulus measures are priced in.
Arndt Ellinghorst, head of automotive research at ISI Group, says he is optimistic about the prospect for electric cars and adds there is a "huge innovation" in the space.
Scott Kessler, senior director at S&P Capital IQ, says the shift to mobile and becoming dominant on that platform is the biggest challenge facing Google 10 years after its IPO.
Jeff Largey, head of metals and mining research at Macquarie Group, looks ahead to earnings at BHP Billiton and Glencore Xstrata.
Andrew Lilico, executive director and principal at Europe Economics, says the characteristics of the U.K.'s labor market are a "mystery" to economists.
Richard Meade, editor of Lloyd's List, says there are too many ships and not enough demand which is pushing down freight rates.
Michelin star chef Jason Atherton tells CNBC, how his restaurant empire survived the recession, the changing habits of people "obsessed with restaurants", and his personality as a "shy" person.
Michelin star chef Jason Atherton tells CNBC how equities were his worst investment choice and how he now invests in his restaurants.
Simon Wells, chief U.K. economist at HSBC, says the Bank of England is unlikely to raise interest rates in August.
Peter Thal Larsen, Asia editor at Reuters Breakingviews, discusses how an emerging market slowdown could affect HSBC.
Maarten-Jan Bakkum, global emerging markets strategist at ING Investment Management, says EU and U.S. sanctions on Russia have created a difficult landscape for investors.
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