This book presents authors' 7 most influential articles related to sustainability issues in business published in the most prestigious ISI and Scopus indexed journals over the 2018-2020 period such as: Corporate Social Responsibility and Environmental Management, Social Responsibility Journal, Cogent Business and Management, Cogent Economics and Finance, International Journal of Entrepreneurship, Journal of Southwest Jiaotong University, Journal of Hunan University Natural Sciences, Polish Journal of Management Studies, International Journal of Entrepreneurship and Small Business, World Review of Entrepreneurship Management and Sustainable Development, etc. The first chapter "Corporate Social Responsibility and Corporate Financial Performance" deals with relation between CSR activities and financial performance of enterprises in developing countries. The second chapter "Strategic Dimensions of Social Entrepreneurship in Vietnam" presents overarching strategic dimensions of the phenomenon of social entrepreneurship in Vietnamese context. The third chapter "Green Entrepreneurship Understanding in Vietnam" presents green entrepreneurship as a new rising form of entrepreneurship. The fourth chapter "Sustainability Issues of Social Model of CSR - Theoretical Analysis and Practical Implication" provides in-depth analysis over sustainability issues of CSR model both in theories and in practices. The fifth chapter "Factors Affecting Responsibility Accounting at Joint Stock Commercial Banks in Vietnam" presents responsibility accounting as a new management paradigm in Vietnam's financial market and banking industry. The sixth chapter "Internal Instability as a Security Challenge for Vietnam", as the title suggests, gives insight into current internal issues of insecurity and instability of Vietnam. The seventh chapter "Social Entrepreneurship and Corporate Sustainable Development. Evidence from Vietnam" returns to the topic of social entrepreneurship and related its to the very popular concept of sustainable development with many evidences from Vietnam.