David Rees, emerging market economist at Capital Economics, says Argentina's technical default is the "final hurdle" preventing the country tapping the markets to raise money.» Read More
Mario Greco, CEO of Generali, says geopolitical tensions make "subdued" economies worse.
Michel Combes, CEO of Alcatel Lucent, says he expects to "win" in the tough telecoms market.
Ivan Menezes, CEO of Diageo, says despite weakness in China, the drinks company will continue to focus on the emerging markets.
Stephen King, chief global economist at HSBC, says that emerging markets are facing "short-term" balance of payment problems, but have long-term strength.
Rolf Buch, CEO of Deutsche Annington, says the German housing market is in a "sweet spot".
Jacques van den Broek, CEO of Randstad, says the company is seeing "early signs" of recovery in Europe.
Mario Greco, CEO of Generali, says the company's rise in second quarter operating profit shows it is doing the "right things".
Olivier Mallet, CFO of Vallourec, says the steel pipe maker is facing "headwinds" in Brazil but defends the company's exposure to the emerging markets.
Kully Samra, U.K. managing director of Charles Schwab, says the strong U.S. second quarter GDP shows the strength of the underlying economy and cannot be blamed on "cheap money".
Lars Machenil, CFO of BNP Paribas, says he "regrets" what happened when the bank was fined $8.95 billion for breaking U.S. sanctions.
Mario Greco, CEO of Generali, says Argentina has "structural issues" but can "come back" after it defaulted for the second time in 13 years.
Russia's MICEX Index rallied 2 percent in morning trade, despite news of the toughest sanctions against the country since the end of the Cold War.
Tim Drayson, head of economics at Legal and General Investment Management, says second quarter GDP in the U.S. is going to rebound after a "lousy" first quarter.
Gerard Ryan, CEO of IPF, says the company is not a payday lender and discusses how its lending operation works.
European shares opened slightly lower on Wednesday after the United States and European Union expanded sanctions against Russia.
Guy de Blonay, fund manager at Jupiter Asset Management, says Barclays' investment bank is "resilient" and litigation costs are masking the bank's good performance.
John Carter, CEO of Travis Perkins, says the fundamentals of the U.K. housing market are strong.
Ashok Shah, investment director at London and Capital, says weaker sterling will improve earnings and drive the FTSE 100 higher.
David Duffy, CEO of Allied Irish Banks, says the bank has a "strong" ability to lend and discusses how the TLTRO could help.
Nancy McKinstry, CEO of Wolters Kluwer, says the company will continue to restructure and push for European growth.
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.