► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />The FT's Katie Martin outlines the key things to watch for in the markets on Wednesday, including the reaction to US Federal Reserve chair Janet Yellen stressing the need to tread carefully on rates and the European Central Bank's bond buying programme.<br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes
