ECONODAY: On a seasonally adjusted year-ago basis, PPI final demand was down 0.8 percent after being down 0.7 percent, in February. Excluding food & energy, the PPI final demand posted at up 0.9 percent after being up 1.0 percent the month before. Excluding food, energy, and trade services PPI inflation came in at 0.8 percent after posting at 0.7 percent in February...