This document outlines a lecture on corporate social responsibility (CSR). It discusses the types and nature of social responsibilities, CSR principles and strategies, models of CSR, best practices, the need for CSR, and arguments for and against CSR. The key models discussed are the Friedman model, Ackerman model, Carroll model, environmental integrity and community model, and the stockholders and stakeholders model. The document also provides examples of CSR practices by companies like IBM UK and Avon, and issues faced by companies like Coca-Cola and Nike regarding their social responsibilities.