The latest Attitude Check explores what bugs Americans the most about the economy and how we feel about our standard of living. Private equity is the talk of the town, but how much do you know about these funds? Retail sales surprisingly hit record highs in 2011. The new wave of charitable giving is just one click away. British artist Damien Hirst is opening multiple exhibitions at Gagosian galleries around the world. Youth radio reporter Rayana Godfrey looks at the changing habits of TV viewers. And advertiser Janice Suter discusses what firms are doing to attract younger viewers.