[jp57]

The study was actually titled "Not only assholes drive Mercedes. Besides disagreeable men, also conscientious people drive high‐status cars."

Treehugger implied that they couldn't print the title because of the word "asshole", but maybe it was because the title contradicts the message that they're trying to send with the article?

[perceptronas]

Probably, even the author is not specified.

A Finnish professor of social psychology found that

[hopia]

I don't know where the original paper is either, but Finnish news cite a person called Jan-Erik Lönnqvist as the professor.

[samuli]

https://onlinelibrary.wiley.com/doi/abs/10.1002/ijop.12642