People here have a strong 'work ethic'. [=a strong belief in the importance and value of work]
The company has its own 'code of ethics'. [=its own set of rules about good and bad behavior]
His 'ethics' are questionable. [=some of the things he does may be morally wrong]
(..) Do you-- Do you suppose it's ethical, even if you prove that he didn't commit a crime? I'm not much on rear window ethics. Of course, they can do the same thing to me, watch me like a bug under a glass if they want to. Jeff, you know if someone came in here, they wouldn't (..)1954 Rear Window