This week the Sports Business Journal published their analysis of NASCAR sponsors’ exposure value for 2008: For the second straight year, SportsBusiness Journal/Daily teamed with Kansas City-based sponsorship measurement firm Image Impact to measure the exposure received by companies doing business with NASCAR. This year, we captured and assessed more than 138,000 sponsor impressions, 44 percent more than last year’s study, through NASCAR’s 37-race Sprint Cup Series schedule, which includes the Sprint All-Star Race. The study analyzed almost 600 individual sponsors and tracked their appearance on the TV broadcast of each race. The journal partnered with Image Impact who provided…