Contemporary theories of stress have been used to inform the definition of work-related stress. There is a growing consensus around the definition of stress as a negative psychological state with cognitive and emotional components, and its effect on the health of both the individual and the organisation.
Late 1986, but didn't go into full effect until 1987. Chrysler bought the jeep from what was then AMC American Motors Corporation. They did continue to use AMC parts until the stock was depleted. AMC was purchased by Chrysler in 1987, the first year of the YJ (square headlight) Wrangler.
DaimlerChrysler eventually sold most of their interest in Chrysler to a private equity company in 2007. Chrysler and the Jeep division operated under Chrysler Group LLC, until December 15, 2014, when the name was changed to FCA US LLC.