FXstreet.com (Barcelona) - U.S. markets have opened Thursday's session with gains on improved optimism after decreasing jobless claims, and Bank of America's agreement to repay $45 billion of TARP funds, in FX markets, the Dollar has taken back some ground against major rivals.

Dow Jones Industrials Index advances 0.24%, while the Nasdaq Index adds 0.65%, and the S&P Index trades 0.45% in the first hour of trading.

In the macroeconomic front, U.S. Jobless claims declined in the week of November 28 for the fifth consecutive time, posting a 5K decrease to 457K from upwardly revised 462K in the previous week; market analysts had forecasted an increase of around 16K.

Furthermore, U.S. productivity has been revised lower, to a 8.1% annual rate from the 9.5% previously estimated; yet above the 6.5% increase posted in the first quarter.

The ECB has kept its benchmark¡k interest rate at 10% and Trichet affirmed on the following press release, that 12-month refinancing operations will be finished in March and from this month, these lending operations will be offered at a relevant market rate, instead of at a fixed rate as they were offered up till now.

Dollar trimming losses

GBP/USD rejection from 1.6720 intra-day high has extended below 1.6630 Asian session low, and the pair has reached an intra-day low at 1.6580 before picking up to levels right above 1.6600 at the moment of writing.

EUR/USD rally from 1.5030 low on Early Asian session has capped at 1.5140, right below 1.5145 year high as the Euro, weighed by Trichet's words supporting an strong dollar, has plunged about 80 pips dipping to 1.5060.

USD/JPY has extended recovery from 84.80 low above 87.90/00 resistance to hit a fresh one-week high at 88.50 although the pair continues struggling at 88.40 resistance area at the moment of writing.