Most studies suggest that about one-fifth of the increase in economic inequality in America among men in recent decades is the result of the decline in unions. It may be more: A study in the American Sociological Review, using the broadest methodology, estimates that the decline of unions may account for one-third of the rise of inequality among men.
.. In Germany, the average autoworker earns about $67 per hour in salary and benefits, compared with $34 in the United States. Yet Germany’s car companies in 2010 produced more than twice as many vehicles as American companies did, and they were highly profitable.