Calif. Community Colleges Unveil a Tool Showing Earning Power of Graduates

California's community-college system has unveiled an online salary-comparison tool that details how much money students earned before and after completing a certificate or an associate degree at a college in the 112-campus system.

The Web site, called Salary Surfer, shows median annual incomes two years before, two years after, and five years after students completed a program—a trove of data that could persuade more