A joint study on Corporate Disclosure on Business Integrity in ASEAN by the ASEAN CSR Network (ACN) and the National University of Singapore (NUS) Business School’s Centre for Governance, Institutions and Organisations (CGIO). The study looked at the 50 largest companies by market capitalisation in each of the five countries – Indonesia, Malaysia, Philippines, Singapore and Thailand – and assessed their level of public disclosure related to their anti-corruption efforts. The results were compared to a baseline study that was conducted 2016.