Anders Runevad, CEO of Vestas, talks about competition from China, after the wind turbine maker reports profits well above expectations.» Read More
Nick James, director of equity research at Numis Securities, says Apple has compelling products, after it reported blowout earnings on Tuesday.
Alexis Burris, reporter at Insurance Day, says the damage from the blizzard in the North East of the U.S. will be less than the polar vortex last year.
Larry Hatheway, chief economist at UBS Investment Bank, says the oil price could move lower and will take around two years before it rises by $25.
Apostolos Bantis, credit analyst at Commerzbank, says S&P's downgrade of Russia does not have systemic risks for the country's bonds.
Former ambassador to Moscow tells CNBC that the Russian president needs a miracle to turn his country's fortunes around.
The U.K.'s economic growth slowed more than expected in the fourth quarter of 2014, as the euro zone's troubles weigh.
Andrew Sentance, senior economic advisor at PWC, says the Bank of England should have raised interest rates by now.
Philippe Legrain, former economic advisor to the President of the European Commission, says Greece's debt is unsustainable and the country needs a haircut.
Tom Stevenson, investment director at Fidetlity Worldwide Investment, says quantitative easing by the European Central Bank was a "gamechanger" for equities.
European markets opened flat on Tuesday as investor fears subside after the victory of anti-austerity party Syriza in a general election in Greece on Sunday.
Graham Secker, European equity strategist at Morgan Stanley, discusses the potential impact of European Central Bank quantitative easing on stocks.
S&P downgraded Russia's credit rating to junk. Frank Gill, senior director of European sovereign ratings at S&P, says the effect of the weak ruble on the banking sector was the reason behind this.
Siemens CEO has defended the company's decision to enter the U.S. shale space last year, as the group reported a steep drop in profit.
Joe Jimenez, CEO of Novartis, says the company is looking to carry out merger and acquisition deals in 2015 to compliment its existing businesses.
Joe Jimenez, CEO of Novartis, says currency moves won't affect the growth of the underlying business.
U.S. President Barack Obama is leading a delegation of top officials to pay tribute to the late Saudi Arabia King Abdullah. CNBC's Hadley Gamble reports on the political implications.
Andrew Wood, former U.K. ambassador to Russia, says Russian President Vladimir Putin is in trouble and would need a "miracle" to turnaround the country's economy.
Jeremy Stretch, head of FX strategy at CIBC, says it could be time to lighten dollar positions ahead of the Fed meeting, but adds the greenback should remain strong in the first half of the year.
Joe Kaeser, CEO of Siemens, says China is an attractive market to operate in, whereas Russia remains "complicated."
Joe Kaeser, CEO of Siemens, discusses the change of management in the power and gas and healthcare business, saying the company needs the "next generation" of people for the company's development.
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.