The WGEA has released their report The Gender Equity Insights 2017: Inside Australia’s Gender Pay Gap, which indicates a measurable link between a gender- balanced leadership team and reduced gender pay gaps. The report can be accessed at https://www.wgea.gov.au/sites/default/files/BCEC_WGEA_Gender_Pay_Equity_Insights_2016_Report.pdf

There is an excellent summary of the report's findings accessible at Women's Agenda 

https://womensagenda.com.au/latest/top-tier-female-managers-earn-93000-less-than-their-male-peers/