Kenneth Cukier, data editor at The Economist, discusses his outlook for 2015 for U.S.-Saudi Arabia relations, mobile phone subscriptions and Facebook user growth.» Read More
Abdalla el-Badri, secretary general of OPEC, says consumers and producers are "panicking" over the falling oil price and need to "relax".
Bob Janjuah, co-head of cross-asset allocation strategy at Nomura, says that there is "discomfort" among investors with how the markets have traded in the past two to three weeks.
Steve Holliday, CEO of National Grid, says the company has the right tools to make sure that energy demands during the winter are met.
Tim Warrillow, co-founder and CEO of Fever Tree, the British high-end soft drinks maker, discusses the company's initial public offering and how a "gap in the market" led to the founding of the company.
Belgian riot police used tear gas and water cannons to quell anti-austerity protests in Brussels on Thursday.
Olivier Mallet, CFO of Vallourec, says that the company's partnership with Brazilian oil firm Petrobras is a "great asset" despite warning earlier this year that profits would drop as customers run down inventories to cut costs.
Manish Singh, strategist and head of investments at Crossbridge Capital, says the prospect of further ECB action combined with a falling euro makes European equities a buy in the first quarter of 2015.
CNBC's Hadley Gamble discusses what oil price OPEC is comfortable with and how the falling oil price is affecting Saudi Arabia, Iran, Russia and the U.S.
Abdalla Salem El-Badri, secretary general of OPEC, says oil oversupply is not more than 600,000 to 700,000 barrels per day and the fundamentals of the market do not justify falling oil prices.
Sam Shank, founder and CEO of HotelTonight, discusses how the company competes in the highly competitive booking app space.
Bruno Maçães, Secretary of State for European affairs for Portugal, says the European Central Bank has delivered on its commitment to help the euro zone economy but further structural reform is needed.
Alexis Dawance, head of equities at MFM Mirante, says Samsung is a "powerhouse" and a much bigger company than just a smartphone maker.
European shares opened lower on Thursday as markets turn cautious ahead of the European Central Bank's policy meeting.
Guy De Blonay, fund manager at Jupiter Asset Management, says the valuation of French banks is "attractive" despite the economic pain in the country.
David Tisch, managing partner at BoxGroup, finds it hard to believe that there is a huge tech bubble in the US. He says "the technology wave that's happening in America is happening at such a rapid pace to think that there's just this gigantic bubble"
High-growth U.K. small businesses generated 36 percent of U.K. growth in the last year, according to a new report. But Simon Rogerson, CEO of Octopus Investments, who commissioned the study, says "much as they are showing growth and they have the prospects", bank funding for SMEs is still not there.
Michele Della Vigna, head of European energy research at Goldman Sachs, says big oil companies need Brent crude at $110 per barrel to cover capital expenditure and dividend costs, but adds the oil price will remain under pressure in 2015.
CNBC's Annette Weisbach discusses what to expect from the European Central Bank meeting on Thursday and whether President Mario Draghi will announce any change in policy.
Michael Browne, fund manager at Martin Currie, says the U.K. will need a "period of austerity" in 2015 to rein in spending.
Wayne Chang, global head of development experience at Twitter, says user growth is the "number one concern" for the social media company.
Cutmore anchors CNBC’s flagship "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.
Sedgwick co-anchors CNBC's flagship program "Squawk Box" (Europe) and is also CNBC's OPEC reporter covering major meetings.