It appears that teens are growing more comfortable with spending their money (or their parents’ money) once again—and that’s good news for the cosmetics industry. Piper Jaffray’s 23rd semi-annual “Taking Stock With Teens” survey shows early signs of improved discretionary spending in areas such as fashion and beauty. Teens are spending more on discretionary items like cosmetics, according to Piper Jaffray. “Our Spring 2012 survey results provide confirmation that we ar...