What is the major premise of the efficiency perspective regarding corporate social responsibility?

Business Ethics 

Little Paper

What is the major premise of the efficiency perspective regarding corporate social responsibility?

Please have complete and well thought out responses.  

Please make sure that you back up the posts with factual information from the book, work/life experiences, your online library, etc.  Cite any idea that is not "common knowledge".  

References must be listed to support the information you provide, and are a requirement of your original discussion post.  

Superior postings are between 150-200 words