Twitter earnings: Scott Kessler, senior equity analyst at S&P Capital IQ says Twitter has done a great job with global expansion; however the question now is how can Twitter push its brand message and increase monetisation.
With the European Central Bank increasing its pressure on Greece, Patrick Spencer, MD US institutional equity sales at Baird, says that repayment is more important that quantitative easing right now.
Ludwik Sobolewski, CEO of the Bucharest Stock Exchange, discusses Romania's hopes of achieving an emerging market status by 2017.
Will the Danish central bank maintain its euro peg? Kamal Sharma, G10 foreign exchange strategist at BofA Merrill Lynch Global Research, weighs in with his thoughts.
Nick Hayek Jr, CEO of Swatch Group, says the Swiss Franc is a "psychological problem" following the SNB's recent move.
European equities opened lower on Thursday after the European Central Bank (ECB) put more pressure on Greece to come to an agreement with its lenders over the future of its bailout program.
BT said it had agreed to buy mobile operator EE and would raise £1 billion ($1.5 billion) through a placing of new shares.
Greece's proposals for a new debt deal have buoyed European market sentiment but analysts warned of "challenging" discussions ahead.
Greek Prime Minister Alexis Tsipras arrives in Brussels to meet European Commission President Jean-Claude Juncker and it's really awkward. CNBC's anchors give a running commentary.
Mark Lewis, senior analyst at Kepler Cheuvreux, says there is an "unprecedented" drop in rig count, but adds that oil will not see a sustained rally until the second half of the year.
Mike Thompson, head of global markets intelligence at S&P Capital IQ, discusses the factors that will give a boost to U.S. equities this year.
European equities opened higher on Wednesday as investors are calmed by the new Greek government's attempts to placate its creditors.
Michala Marcussen, global head of economics at Société Générale, says Greece's meeting with the European Commission will be constructive but will also face hurdles.
Mike Nicholson, CFO of Lundin Petroleum, says the company is in a strong position to "cope with what market throws at us".
Arndt Ellinghorst, head of automotive research at ISI Group, says the practice of subprime loans in the U.S. automarket is cause for concern.
Andrew Griffith, CFO of Sky, says the company is happy to invest in sport in the face of stiff competition from BT.
Mike Mack, CEO of Syngenta, says lower crop prices and issues with the Russian economy are reasons to express "caution" about the 2015 outlook.
Anastasios Economou, founder of iGroup, says that even at $80 a barrel, oil will still be a boost for the European economy.
Francesco Castelli, CIO of Method Investments and Advisory, says if Greece gets some debt relief, it could push Spain to ask for more leniency.
Pelham Smithers, managing director at Pelham Smithers Associates, says Sony CEO Kazuo Hirai has hit a "home run" after the Japanese corporation reported improved earnings.
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.