Philippe Legrain, former economic advisor to the president of the European Commission, says no matter what the result of the Greek referendum is, it will lead to "chaos and limbo."» Read More
Howard Goldring, managing director at Delmore Asset Management, and David Kuo, CEO of The Motley Fool Singapore, discuss whether Saudi Arabia was prepared for the dramatic fall in the oil price.
Following Lithuania's ascension to the euro zone, the country's finance minister Rimantas Sadzius, says he is optimistic about the currency's future, which he says has been resilient through the financial crisis.
Kevin Adams, director of fixed income at Henderson Global Investors, says investors should put their money into sub-investment grade bonds in the search for yield.
Chris Weafer, senior partner at Macro-Advisory, says Russian President Vladimir Putin's approval ratings could take a hit following the arrest of opposition leader Alexei Navalny, and as the tough economic reality begins to bite.
Guy Peddy, senior telecoms and media analyst at Macquarie Group, says BT's current business model is not sustainable and needs mobile infrastructure.
European shares opened higher on Wednesday, with trading set to be thin ahead of the New Year's holiday.
Caroline Simmons, strategist at UBS Wealth Management, and Lothar Mentel, chief investment officer at Tatton Investment Management, discuss their outlook for 2015.
CNBC's Oriel Morrison reports on the latest in the AirAsia tragedy, as sonar images show an object that could be the missing jet.
Amrita Sen, chief oil analyst at Energy Aspects, says shale is not the reason for oversupply in the oil market -- instead, Libyan production is to blame.
Lothar Mentel, chief investment officer at Tatton Investment Management, says he is concerned about the valuation of government bonds.
Accusations that Greece's far-left opposition party Syriza is "worse than communism" are propaganda, its head of economic policy insisted on Tuesday.
John Milios, head of economic policy at Greek left-wing opposition party Syriza, says criticisms of the party's "communist" policies are government propaganda.
Jean Medecin, member of the investment committee at Carmignac Gestion, warned investors to be selective and disciplined in 2015, as the corrections and bounce backs require a "nimble" attitude.
European shares followed their Asian counterparts lower on Tuesday, as political uncertainty in Greece and volatility in the oil market weigh on global investor sentiment.
Daniel Tubbs, head of global emerging markets at Mirabaud Asset Management, said there is still "significant under investment" in parts of central and western China.
Greek stocks tumbled over 10 percent on Monday, after politicians failed to elect a president in a key vote, paving the way for a snap election in the new year.
European shares followed the rally in Asian and U.S. equities, opening higher on Monday.
David Stubbs, global market strategist at JP Morgan Asset Management, says the U.S. trade is crowded, but is still where investors should be.
Captain Dave Smith, retired British Airways pilot and spokesman for the British Airline Pilots Association, says the AirAsia pilot made choices that were "perfectly normal".
Nick Hungerford, director and CEO of Nutmeg, says he will continue to be aggressive in equities in areas such as the U.S. and Germany.
Geoff Cutmore is co-anchor for CNBC’s flagship programme Squawk Box in EMEA; the three-hour show bookends the opening of European equity markets.
Based in London, Tso co-anchors CNBC flagship show in EMEA, Squawk Box, a show that sets the news agenda every trading day.
Stephen Sedgwick co-anchors CNBC's flagship program Squawk Box Europe and is also CNBC's OPEC reporter covering major meetings.