* Women’s wages dropped 4.4 percent in states where unionized companies made union dues optional. (Men’s wages were 1.7 percent lower).
* The hit to wages was higher among non-whites. Blacks and Hispanics were paid 4.8 percent and 4.4 percent less than their non-union peers.
* On average, annual wages and benefits are $1,500 lower in RTW states than for comparable workers in non-RTW states — for both union and nonunion workers.
* Right-to-work laws widened the pay gap between men and women.