"In Workers in a Lean World: Unions in the International Economy (Verso, 1997), Kim Moody cites studies finding an increase in stress-related workplace injuries and illness between the mid-1980s and the early 1990s. He argues that rising stress levels reflect a new system of "management by stress" in which workers in a variety of industries are being squeezed to extract maximum productivity, to the detriment of their health."