Moderating Role of Board Size between the Board Characteristics and the Bank’s Performance: Application of GMM

The paper examines the moderating role of board size between characteristics and bank’s performance. study collected data from 18 licensed banks in Ghana 2012 to 2020, giving 180 observations for this study. adopted System Generalized Method Moments assess causal relationship bank's performance Ghana. was control problems endogeneity unobserved heterogeneity issues. findings show a significant (non-executive directors, directors share ownership, gender diversity) bank results also indicate that moderates positive Nonetheless, interaction effect stronger director's ownership than other characteristics. highlight or enhances Therefore, is an essential criterion promoting diversity non-executive on board. Based results, recommends strengthening with competent female enhance independence effectiveness prevent opportunistic behaviors managers espoused through agency theory.