Carter et al. (2010) examined enterprises regarding the S&P 500 at that time 1998–2002 to verify the partnership ranging from an excellent firm’s show-counted because of the ROA and you can Q Tobin-and range toward board, with regards to women and competition. Its overall performance found a positive and tall relationships involving the amount away from women directors and ROA, when you find yourself a non-significant dating try located towards Q Tobin.