Eileen Burbidge, partner at Passion Capital, says Twitter's current user activity isn't enough, but it's a very good tool for information.» Read More
Is the potential for a "Brexit" overdone when it comes to British business? Martin Sorrell, CEO of WPP, says the uncertainty it creates is a real issue for businesses.
CNBC's Hadley Gamble discusses the shift in the relationship between Saudi Arabia and the U.S.
David Powell, co-founder of Rat Race Adventure Sports, talks about the growing popularity of mass participation sports.
Alessandro Tentori, head of developed markets rates strategy at Citi, explains what to look at when it comes to assessing the success - or failure - of ECB's QE.
Phyllis Papadavid, senior global FX strategist at BNP Paribas, explains why she thinks sterling will continue to do well in the wake of the U.K. general election.
Phyllis Papadavid, senior global FX strategist at BNP Paribas, explains why she doesn't think Greece has had a huge impact on the euro/dollar.
Todd Horwitz, founder of Averagejoeoptions.com, gives you the rundown on oil and the U.S. jobs report before Wall Street opens.
As the final numbers for the UK election come in, UKIP leader, Nigel Farage has failed to win a seat at South Thanet constituency, in Kent. CNBC's Carolin Roth reports.
Could another weak jobs report affect the Federal Reserve's decision on raising rates? Lindsey Piegza, chief economist at Sterne Agee, disagrees, saying the Fed will be looking for a trend.
Naseer Hashim, CEO of Imaging Advantage, says that it's not the infrastructure or investment that's the problem with current healthcare, but actually how the technology is used.
When asked whether pursuing renewable energy despite oil fluctuations was worth it, Francesco Starace, CEO of Enel, explains why he believes it's worth doing.
Jonathan Powell, CEO of Inter Mediate, said that despite a loss for Labour party, there's now time for an opportunity by sticking to the center left - not hard left.
The UK polls suggested a tight election result. Ken Livingstone, former Labour Mayor of London, tells CNBC why he thinks that in one year's time, people will say the government has pushed us back into austerity and broken their promises.
With reports suggesting that Labour party leader Ed Miliband is set to leave the party, Ken Livingstone, former Mayor of London, says he will tell Miliband, he must stay and fight for his party.
One of Russian president Vladimir Putin's closest advisers, Dmitry Peskov, said in a recent interview that the US-Russian relations are at a "freezing point." NBC's Keir Simmons files this report.
With the UK election results suggesting a slim majority for the Conservative Party, Daniel Hannan, MEP and Conservative party member, gives his thoughts on the UK election and why he wants the UK to leave the European Union.
Katharine Peacock, managing director at ComRes, explains why she thinks the Labour Party didn't do better in the UK elections.
How big of an opportunity is the Tesla Powerwall? George Galliers, autos analyst at Evercore ISI, discusses.
Ahead of Alibaba's earnings, Jeffrey Dachis, CEO and co-founder of Razorfish, says the e-commerce giant will eventually expand into countries like the U.S.
Rish Mitra, co-founder and CEO of Blippar, explains the company's new search platform, which allows people to point their phone at random objects and get extra information.
Carolin Roth is co-anchor for Worldwide Exchange and based in London. Fluent in both German and English, she was previously CNBC's correspondent in Zurich.
Wilfred Frost is co-anchor for Worldwide Exchange, joining CNBC in 2014.
Seema Mody is co-anchor for Worldwide Exchange, having joined CNBC in July 2011 as a reporter focusing on market-moving stories that impact Wall Street.