%0 Journal Article %T A Factor Analysis and Reliability on Leadership Self-efficacy, Effective Leadership Behaviour and Managerial Job Performance %J American Journal of Economics %@ 2166-496X %D 2012 %I %R 10.5923/j.economics.20120001.18 %X The recent financial crisis that hits the global market and cripple a lot businesses around the world is not without its causes. One of this causes is the role of the leadership or management in organisations. Recent business scandals that hit countries like American companies that were hit hard and other nations had been attributed to leaders or management greed, malpractices and unethical attitudes from the side of the leadership. This objectives of this study is aimed at examining the relshionship between the leadership self efficacy, effective leadership behaviour and managerial job performance.. Part of what is considered in this study is wether self discipline, perceived credibility, serve, challenge and involve LSE are related to task and contextual managerial performance with a mediating effect of effective leadership behaviour. %K Leadership Self Efficacy %K Managerial Job Performance %K Effective Leadership Behaviour %K Banks %K Nigeria %U http://article.sapub.org/10.5923.j.economics.20120001.18.html