Envy is a complex emotion that influences the behavior of envious and envied individuals. Because envy can imply ill will, discontent or dislike of the envied individual who possesses something that the envious individual desires, or aspiration to emulate the envied position, it can lead the...

We study the role of positional concerns in explaining the (non-) diffusion of profitable and environmentally friendly innovations in situations where there is no conventional prisoner dilemma. Based on anecdotal evidence from farming activities, we introduce the concept of negative positional...