Alberto Gallo, head of European macro credit research at RBS, says Banco Espirito Santo has capital problems not solvency issues.» Read More
Thomas Grove, correspondent at Reuters, says the Ukrainians in the east of the country feel "marginalized" and want their voices to be heard.
Luis Videgaray, finance minister of Mexico, says the U.S. must "share responsibility" for tackling drug cartels.
Aoifinn Devitt, founder and principal at Clontarf Capital, says hedge funds have "flexed their muscles" over the past nine months.
Severin Schwan, CEO of Roche, says he is "pleased" with the share price and results reported by the company.
Olexander Scherba, Ukrainian ambassador-at-large, says the country is "under attack" and "ready to respond".
European shares opened slightly lower on Tuesday, despite a turnaround seen in the previous session after U.S. retail sales data and strong earnings from Citigroup managed to boost investor sentiment.
Evan Moskovit, lead portfolio manager of the Global Investment Grade Credit Fund at ING IM, says with cash sitting on the sidelines, investors are looking towards fixed income for some return.
Samuel Greene, founding director at King's Russia Institute at King's College London, says Putin is controlling events in East Ukraine.
Kerry Craig, global market strategist at JPMorgan Asset Management, says when investors pulled out of the emerging markets, they put cash into European stocks.
Shareholders of scandal-hit G4S have criticized the pay hike received by Ashley Almanza, who took over last year as CEO.
Pravin Gordhan, finance minister of South Africa, says he is "proud" of what the country has achieved in 20 years.
Luis Videgaray, finance minister of Mexico, says the market is pricing the country differently to other emerging markets due to the prospects for growth.
Maria Luís Albuquerque, finance minister of Portugal, says deflation is a "serious concern" for the country but is glad that the European Central Bank is considering "unconventional" monetary policies.
Antonio Roldan Mones, analyst at Eurasia Group, says Portugal has a "huge issue" with the long-term sustainability of its debt.
Simon Derrick, chief currency strategist at BNY Mellon, says investors are taking flight from the dollar and buying currencies such as the peso.
Carlo Gallo, director at Enquirisk, says Russia's "endgame" is to control East Ukraine and disrupt the country's integration with the European Union.
Maria Luís Albuquerque, finance minister of Portugal, says there is not a single solution to fight deflation for all of the countries that are part of the euro.
Hugh Grieves, fund manager at Miton Capital Partners, says the weather had a big impact on the U.S. economy in the first quarter of 2014, but improvements will be seen in the second quarter.
European shares opened lower on Monday with investors still questioning equity valuations ahead of the latest earnings season.
Edmund Salvesen, equity analyst at Brewin Dolphin, discusses what to expect from U.S. bank earnings.
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.