Le dollar pour sa part se strengthened, on track to achieve its fifth consecutive weekly increase. The dollar index, which measures the American currency against six major rivals, was up 0.13% to 104.40 on Friday, after falling 0.4% on Thursday. The index is on track to gain 0.3% for the week, its fifth consecutive gain. The dollar slipped on Thursday after mixed U.S. data, with retail sales falling more than expected in January, while a separate report highlighted tensions in the labor market

In addition, the Japanese yen weakened by 0.22% to 150.26 per dollar, oscillating around the 150 mark, a level that puts the market on alert for a possible intervention by Japan to weaken its currency, as well as rants from officials. Meanwhile, the euro was down 0.11% at $1.0761, which suggests a slight fall during the week and is not far from the three-month low of $1.0695 it touched at the start of

The Russian ruble has weakened, falling to slightly lower levels since early January, before the central bank's first interest rate decision for the year, in which a 16% hold is expected after months of rate hikes. At 07:24 GMT, the ruble was 0.2% weaker against the dollar at 92.39, its lowest level since January 4, except for two sessions, January 16 and February 9, which saw sudden and abrupt spikes that traders attributed to an algorithmic trading error by a major player. It remained stable against the euro, at 99.31, and strengthened by 0.1% against the yuan, at 12.72