► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />John Authers reports from New York on concerns that China's stock market is a bubble that is about to burst and the growing belief that the dramatic fall in the oil price is over.<br /><br />► FT Markets: http://bit.ly/1J5HNd3<br /> <br />► FT Global Economy: http://bit.ly/1J5mmqH<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
