Read or listen to Tommy Lundgrens' SNS report "CSR ur ett nationalekonomiskt perspektiv" (CSR from an Economics point of view).
Corporate Social Responsibility (CSR) entails companies contribution to sustainable development through some kind of social responsibility, a sort of voluntary self-regulation beyond laws and regulations.
Read the SNS report "CSR ur ett nationalekonomiskt perspektiv"(CSR from an Economics point of view) nr 25, January 2015 if you want to learn more about the driving forces behind CSR, the different types of CSR and the base for its popularity. You can also read an article about the report or listen to the presentation pod from January 21st 2015. All available here on the SNS web (only in Swedish).
Also read; "Professor: Everyone gains from a csr-strategy" (only in Swedish) from MiljöAktuellt, January 21st 2015