Shares in Spain's Criteria Caixa, a unit of the savings bank La Caixa, started trading at 5.44 euros in Madrid Wednesday, a 3.6% premium on their initial public offer price of 5.25 euros. Franciso Reynes, Director at Criteria CaixaCorp, speaks to CNBC's Louisa Bojesen about the Spanish IPO.

Over the past year private air travel has grown substantially due to increased security, overcrowded airports and a steady rise in the luxury goods sector. Hamish Taylor, CEO of Cloud9, speaks to CNBC's Louisa Bojesen about the private air travel industry.

US, Asian and European stock markets rallied after the Federal Reserve released the minutes from its September meeting, which indicated there was room for another interest rate cut. CNBC's Louisa Bojesen talks to David Karsbol, market strategist at Saxo Bank, for analysis on the global markets.

Minutes out from the Federal Reserve on Tuesday indicated the FOMC might cut interest rates again at the end of the October. CNBC's Louisa Bojesen talks to Lena Komileva, chief economist at Tullett Prebon, about the possibility of future rate cuts coming out of global central banks.

French President Nicolas Sarkozy is visiting Russia in a bid to improve relations with Moscow, after recently accusing Russians of complicating world affairs. Natalia Leshchenko, Russia/CIS analyst at Global Insight, and CNBC's Louisa Bojesen discuss the issues on agenda.

The CEO of J Sainsbury says UK consumer budgets have been squeezed by recent interest rate hikes, after the retailer saw slower sales growth in the second quarter. CNBC's Louisa Bojesen talks to Andrew Roberts, private equity partner at Travers Smith, about the supermarket group's outlook.

The hour's business headlines, with CNBC's Darby Dunn

A quick check on what's driving today's trading activity, with Peter Kenny, Knight Equity Markets managing director, and Jim Iuorio, TJM Institutional Services director

A look at what voters on Main Street want to hear in tonight's CNBC Republican debate, with Caleb Solomon, Boston Globe business editor, and Tom Walsh, Detroit Free Press columnist

A look at which ETFs are worth the hype, with Sonya Morris, editor of Morningstar's ETF Investor, and CNBC's Sue Herera

Ahead of tonight's CNBC Republican debate, a look at whether President Bush's tax cuts should be extended, with Republican strategist Pat Toomey and Democratic pollster Margie Omero

A look at what options activity is saying about the future of the markets, with Pat Kernan, Sallerson-Troob trader, and Andrew Wilkinson, Interactive Brokers sr. market analyst