This course is part of the basic knowledge system of the commercial business sector. This is an elective course. This course focuses on researching and discussing the ethical responsibilities of managers, public agencies, and businesses in their business activities. The course will provide learners with knowledge related to the responsibilities and ethics of businesses in their business activities as well as help learners explore practical issues in business activities related to complex conflicts and dilemmas in business activities. In addition, the course also provides learners with general knowledge about the concept of sustainable development, the causes of unsustainable development, and the need for international cooperation to ensure the United Nations Sustainable Development Goals. Thereby, learners are able to analyze, evaluate, orient and propose solutions to solve unsustainable development problems in Vietnam and internationally. The course will help learners have good awareness and positive attitude to protect the environment and develop socio-economy in the direction of sustainable development.