model of "friend formation". say its an action that increases the likelihood of contact with someone.
BUT: along the lines of the first impression idea. Want to model friend inference. Who is friends with who etc. Why does your mom tell you to choose your friends carefully. People will make inferences about your utility and values based on who you associate with.
Another aspect of friend formation is that some actions can signal that you are 'good' without much risk (cost). These actions allow agents to effectively signal their type in a low cost way paving the way for risky cooperation later on.
model of "friend formation". say its an action that increases the likelihood of contact with someone.
BUT: along the lines of the first impression idea. Want to model friend inference. Who is friends with who etc. Why does your mom tell you to choose your friends carefully. People will make inferences about your utility and values based on who you associate with.
Another aspect of friend formation is that some actions can signal that you are 'good' without much risk (cost). These actions allow agents to effectively signal their type in a low cost way paving the way for risky cooperation later on.