If euro zone inflation falls deeper into the 'danger zone' as expected on Friday, it will at the very least complicate the European Central Bank's plans to wait and see whether its recent policy move to ignite the euro zone economy will work. Inflation in the 18 countries using the euro is seen dropping to 0.3 percent in August, following a surprise dip to 0.4 percent in July, according to a Reuters poll of analysts. The data is due at 5 a.m. ET on Friday. Together with updated projections from ECB staff, the data is likely to lead to a lively discussion at the ECB's Sept. 4 policy meeting about whether to accelerate ... (full story)