The issue: Since the Occupy Wall Street movement took over New York’s Zuccotti Park in 2011, income inequality has become a major political issue in the United States. Less often discussed is the role labor unions play in protecting workers’ wages.
In America, according to an estimate from Nobel Prize-winning economist Joseph Stiglitz, the top 1 percent of earners take home 25 percent of the nation’s income and control 40 percent of the wealth. Meanwhile, working-class wages have fallen over the past 40 years.