U.S. futures are slightly higher as investors await Jackson Hole comments. Several Fed Presidents will speak today as the central bank summit begins in Jackson Hole, Wyoming. Investors will look for clues from the speakers for hints on the path of interest rate policy. On the data front, weekly jobless claims fell 12k to 209k last week, slightly below estimates of 216k. Later this morning markets will get a look at the August flash PMI composite. European shares are mixed with consumer product companies leading the losses. Data out of the euro zone showed that business improved in August as PMI was stronger than expected. Asian shares closed mixed with shares in Hong Kong lagging the region.