Antony Jenkins, Barclays CEO expects no huge top-line growth, due to the muted macroeconomic environment.

Sara Taylor Fagen, chief political strategist at DDC Advocacy, tells CNBC that the president will use his State of the Union address to focus on putting responsibility for the sequester back onto Republican shoulders.

Nicholas Brooks, head of research and investment strategy at ETF Securities, tells CNBC how supply side factors are fueling high commodity prices, particularly for copper, platinum and palladium.

Colin Ellis, senior vice president at Moody¿s, tells CNBC that although the euro crisis is still present there has been a prolonged period of calm.

Cormac Leech, Bank equity researcher at Liberum Capital, is concerned that it is strategically wrong for Barclays being a fixed income power house in the time when ring fencing and Dodd-Frank Act are increasing the cost of funding.

Perry Oosting, CEO of Vertu, tells CNBC about their new android handset which costs almost eight thousand euros and comes with a sapphire glass screen.

Boris Johnson, Mayor of London, talks to CNBC about London's growing dominance in the tech sector.

Karen Cho takes you through the European markets where stocks have opened lower.

Sarwant Singh, author of "New Mega Trends", points out high-speed rails, green and smart technology as mega trends.

Tom Serres, CEO of Rally.org, explains how anybody can make use of the online fundraising platform for a good cause.

Jessica Bridge from Ladbrokes puts odds on who will be the next pope.

Kit Juckes, global head of foreign exchange strategy at Societe Generale, points out the U.S. has had a weak dollar policy for a very long time.

Arthur Calavritinos, portfolio manager at ANC-Capital, tells CNBC why the potential merger between American Airlines and US Airways is a positive development for the airline industry.

Laura Champine, MD, retail & consumer products equity research at Cannacord Genuity, tells CNBC that storm Nemo shouldn't hurt retail as February is usually a slow month for sales.

Maya Bhandari, director of Global Macro Strategy at Citi, tells CNBC why a shift in the make up of China's economy is hurting Brazil's recovery.

David Hartwell, senior Middle East analyst at IHS, tells CNBC that political instability in Egypt seems to be dragging the country towards another crisis point.

Richard Perry, chief marketing strategist at Central Markets, gives CNBC a technical look at Sterling's weakness.

Dirk Van Vlaanderen, vice president for Europe at Jeffries International, tells CNBC how to trade tobacco and alcohol stocks now that the market is in a bull phase.

Steve Sedgwick takes you through the European market open. With Asian indices closed for Chinese New Year.

Alastair Lukies, CEO of Monitise, tells CNBC one of the challenges of being a payments infrastructure business is convincing people to invest but they do return genuine value to shareholders.