Effect of Corporate Governance and Disclosure of Sustainability Report on Firm Value

This study aims to examine the effect of corporate governance as measured by the effectiveness of the board of commissioners on firm value and the influence of corporate governance moderated by the disclosure of sustainability report on firm value. The population in this study was obtained by using purposive sampling method at companies listed on Indonesia Stock Exchange (IDX) which became nominated Indonesia Sustainability Reporting Award in the period 2013, 2014 and 2015 and based on the predetermined criteria, the sample of 52 companies obtained. The research hypothesis test used multiple linear regression analysis technique with SPSS application tool. From the analysis results can be drawn conclusion shows that corporate governance as measured by the effectiveness of board of commissioner have a significant effect on firm value measured by Tobin's Q and disclosure sustainability report proved not to strengthen relationship between corporate governance to firm value.