Behaviour is considered more moral the more common it is - A new study from Karolinska Institutet demonstrates that our view of what is morally right or wrong is shaped by how widespread a particular behaviour is.

See the source article by following the link below:
Behaviour is considered more moral the more common it is - A new study from Karolinska Institutet demonstrates that our view of what is morally right or wrong is shaped by how widespread a particular behaviour is.