CNBC's Steve Sedgwick explains how High Frequency Trading works and what benefits investors are getting.
Erich Hauser, automotives analyst at International Strategy and Investment Group, says the U.S. car market will get stronger as dealer and consumer appetite recovers.
Francesco Filia, CEO and CIO of Fasanara Capital, says the S&P 500 is "deceptive and volatile" with valuations "disconnected" from fundamentals.
Guy Wolf, global head of market analytics at Marex Spectron, says commodities have been out of favor with investors, but money is starting to trickle back into the asset.
Klaus Lutz, CEO of BayWa, says the Ukraine crisis has been positive for the company as it has benefited from the "Putin premium".
Steen Jakobsen, chief economist at Saxo Bank, says the S&P 500 will see a 30 percent correction in 2014 as the global economy slows down.
Don Smith, rates strategist at ICAP, says falling euro zone bond yields are "undermining" the European Central Bank's sense of urgency to act.
Thanos Vamvakidis, head of European G10 FX strategy at Bank of America Merrill Lynch Global Research, says the euro will gain support ahead of the European Central Bank meeting on Thursday, but could weaken during the press conference after.
Key European figures tell CNBC what they think the European Central Bank needs to do on Thursday.
Alexandra Buriko, CFO of UC Rusal, says the company will be able to meet its debt repayments but says it needs more time.
Russia’s economy was troubled before the recent controversial annexation of Crimea – and its way back to strong growth is not yet clear.
Oleg Kouzmin, economist at Renaissance Capital, says Russia can grow 1.6 percent in 2014 as a solution to the Ukraine crisis will be found.
Ben Kumar, investment analyst at Seven Investment Management, says the Google stock split is designed to help the founders keep control of the company.
David Lebovitz, global market strategist at JPMorgan Asset Management, says earnings growth will push stocks higher.
European stocks opened higher on Wednesday after a seventh record close for the S&P 500 this year helped to boost global sentiment.
Riccardo Monti, president of the Italian Foreign Trade Agency, says there is optimism about investing in Italy, but unemployment still remains the biggest priority for the government.
Bernard Sucher, member of the board at ATON, says the "uncomfortable" position of Russia in the international community will mean corporates have to revisit their commitments to investing in the country.
Richard Gordon, Managing VP, Gartner Research, says PC users are fewer in number but more engaged.
Nick Robertson, CEO of Asos, says he expects the company to be in China for many years to come and the "biggest opportunity" for Asos is outside of the U.K.
Peter Toogood, investment director at City Financial, discusses high frequency trading and the controversy surrounding it.
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.