But it’s not true, according to research by law and business professors from Temple University and the University of Texas-Pan American. They concluded that women lawyers are just as productive as men, even though they consistently earn less.

“Our data show that women partners outperform their men counterparts,” they wrote. “If these women are underpaid and undervalued in terms of rank despite their conformity to a lockstep pattern, the inequalities could be due to intentional discrimination.”