Perhaps because our automatic responses have evolved in social environments where self - interested behavior in the short - term has not always lead to personal gains over the long - term. (scientificamerican.com)
In the current fiscal environment, shareholders will no longer tolerate such self - interested behavior on the part of failed biotechnology companies. (greenbackd.com)
If someone sees no reason to modify self - interested behavior for the benefit of others, philosophers can provide no reason why they should. (religion-online.org)