Fewer than half the people who own luxury S.U.V.’s are going back for another one, and incentives for the vehicles are at record levels and for the first time. The higher cost of gasoline is a big factor, but wealthy buyers are shifting gears, because excessive energy consumption is becoming socially embarrassing.

[Read](http://www.nytimes.com/2006/03/18/business/18trucks.html?_r=1&adxnnl=1&oref=slogin&adxnnlx=1143090930-kvdewzk5FwjGA/AysE3inA) (New York Times)