► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />A small group of giant companies now dominate US stock market returns, as investors resign themselves to higher rates from the Federal Reserve next month. John Authers reports.<br /><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