The "Fosse/Verdon" actress pointed out that women of color can end up making half of what their white male counterparts make.
The question can perpetuate long-standing pay disparities among women and racial and ethnic groups.
Greater transparency around salaries could help close racial and gender pay gaps but can be tricky to navigate.
About 82% of men receive the raise they asked for.
Compared to women, more men end up receiving the raise they asked for.
The orchestra's principal flutist, Elizabeth Rowe, found out she makes about $65,000 less than the male oboe player next to her.
For every dollar that U.S. men make, women make about 80 cents. Black women make 63 cents for every dollar white men make. Latinas make 54 cents.
Could sharing salary data help achieve equal pay?
Some employers say the bill would shame companies without justification.