Labor unions have played an important role in the U.S. economy since the Industrial Revolution. They have used collective bargaining to help improve wages, benefits, and working conditions for their members. Based on the text, what is the primary purpose of labor unions in the U.S. economy? Responses To negotiate fair wage rates and benefits for their members To negotiate fair wage rates and benefits for their members To maintain full employment during the stages of the business cycle To maintain full employment during the stages of the business cycle To establish a low minimum wage in order to ensure corporate prosperity To establish a low minimum wage in order to ensure corporate prosperity To attract immigrant workers by increasing employment opportunities in the United States