Cormac Weldon, manager of the Threadneedle American Select fund, tells Cherry Reynard how he has navigated the recent volatility in the US
Bill Gross, Bill Miller and Warren Buffett have clashed over Standard & Poor's downgrade of the US credit rating.
US and Asian markets fell overnight on fears the US government will fail to resolve its debt crisis, ahead of a crucial vote by the House of Representatives today.
Douglas Roberts, senior international economist at Standard Life Investments, discusses whether the US needs a third round of quantitative easing.
The Federal Reserve has scaled down its growth forecast for the US in the face of higher energy costs and weak manufacturing data.
Warren Buffett's annual charity lunch auction raised a record $2.63m, following a week of bidding after the winner offered extra cash to break the record.
Douglas Roberts, senior international economist at Standard Life Investments, says party politics may hamper a return to growth in the US.
The US treasury is battling to slash spending after the country's national debt soared to $14trn, reaching a self-imposed limit set by Congress last century.
Federal Reserve chairman Ben Bernanke has warned of a Lehman-style meltdown if the US Congress uses the national debt limit as a "bargaining chip".
Standard Life Investments economist Douglas Roberts discusses the outlook for the US economy in the second half of the year.