As reported by Market Watch…

U.S. Internet advertising revenues rose 7.5% in the first quarter compared to the same period last year, reaching $5.9 billion and marking the highest first-quarter level ever, according to a report published Thursday by the Interactive Advertising Bureau and PricewaterhouseCoopers. Still, online ad revenue in the quarter marked a slight decline from the $6.3 billion posted in the fourth quarter of last year, the highest quarterly total ever. Google Inc. (GOOG 481.47, -0.68, -0.14%) , Yahoo Inc. (YHOO 13.98, -0.01, -0.07%)  and Microsoft Corp. (MSFT 24.66, -0.16, -0.65%)  all issued quarterly reports recently that included some upbeat indications for the health of …read more