Addressing The ECB and Its Watchers conference in Frankfurt, ECB President Mario Draghi said asset purchases by central banks are unconventional but not unorthodox.
Adecco CEO, Patrick de Maeseneire, says business in Iberia and France is improving.
Paul Sheard, chief global economist and head of global economics and research at Standard & Poor's, says the ECB was late to the game on QE.
Deutsche Post CEO, Frank Appel, says 2014 wasn't an easy year for the company and that 2015 will deliver modest growth.
Gernot Wagner, co-author of "Climate Shock" and lead senior economist of the Environmental Defense Fund, says we shouldn't ban CO2, but price the climate damage appropriately.
Chris Skinner, CEO of Balatro, says the positive share price move in Credit Suisse reflects Tidjane Thiam's appointment as CEO, rather than Brady Dougan's resignation.
European equities opened mixed on Tuesday following tense talks between Greece and the Eurogroup of finance ministers about Greek reform proposals.
Chris Wheeler, banks analyst at Atlantic Equities, says it's time for Credit Suisse CEO Brady Dougan to step down, adding that Prudential CEO Tidjane Thiam is an "innovative appointment."
Ramin Nakisa, global asset allocation strategist at UBS, tells CNBC he's worried that markets are failing to price in risks like Ukraine and Greece.
Bango CEO, Ray Anderson, explains what sets his company apart in the crowded mobile payments industry.
Hector McNeil, Co-CEO of Wisdom Tree Europe, says the ETF market will soon see a notable exit from active funds.
Virgin Atlantic CEO, Craig Kreeger, says the airline is just starting to see the benefit from the fall in oil prices.
Luis Costa, head of CEEMEA FX and rates strategy at Citi, explains why he's increasingly positive on Russia and central Europe.
Robert Scoble, start-up liaison officer at Rackspace, says the new Apple Watch will save people time, but comes at a hefty price.
One of the Kremlin's most vocal critics, Bill Browder, believes Putin's ultimate downfall could come at the hands of the unfolding economic crisis.
Bill Browder, Author of Red Notice and CEO of Hermitage Capital Management, says crumbling economic conditions could be the catalyst that ends Russian President Putin's regime.
Vince Cable, the UK's Secretary of State for Business, Innovation and Skills, says the UK is starting to correct a long-standing structural problem around lending.
Vince Cable, the UK's Secretary of State for Business, Innovation and Skills, says Britain's era of privatization is coming to a close.
European equities opened lower on Monday amid speculation that Friday's better-than-expected U.S. jobs report will lead the Federal Reserve to hike rates soon.
Jean Medecin, portfolio advisor at Carmignac Gestion, explains why he recommends a naked short trade on German bunds.
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.