► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />The European Central Bank began its purchases of asset-backed securities to stimulate the eurozone economy on Friday. But it is already looking at doing more. Lex's Oliver Ralph and Joseph Cotterill discuss what may come next.<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Subscribe to the Financial Times on YouTube; http://goo.gl/vUQx5k<br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes