Gender diversity and cost of equity capital: evidence from an emerging market

Purpose This study examines the relationship between board gender diversity and the cost of equity among publicly traded Brazilian companies. Design/methodology/approach The sample includes Brazilian firms listed on B3 from 2010 to 2023. This study estimated linear and nonlinear regression models using the two-step generalized method of moments (GMM). It measured gender diversity through board composition metrics and diversity indices, while it calculated the cost of equity using the Fama–French