Wall Street pre-market Wednesday is leaning forward, with US stock market index futures pointing to an opening bell up perhaps 0.15% from Tuesday's close. European bourses are trading higher, while Asian exchanges closed mixed on the outlook for central bank policy in the US, Europe and Japan. On theeconomic calendarare the MBA mortgage applications bulletin at 7 am ET, followed by the producer price index at 8:30 am, then the Atlanta Fed business inflation expectations report at 10 am.