► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />Concern continues to mount over a default by Greece, but as FT markets editor Mike Mackenzie explains to John Authers, senior investment commentator, the threat posed by a slowdown in China should be of far greater concern.<br /><br />► FT Markets: http://bit.ly/1J5HNd3<br /><br />► FT Global Economy: http://bit.ly/1J5mmqH<br /><br />► Last chance for a Greek Eurozone Deal: http://bit.ly/1HusHvC<br /><br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes
