I think you should ask this to people in person. Their responses will tell you a lot more than what you are willing to hear through the computer screen.
Applying for a job in person de facto means you have skin in the game: you spent your time and energy to go down and apply. I think the point of the application fee is to get applicant’s skin in the game
Re: Ask HN: Why don't companies make applicants pay a fee to apply to a job?
#31In what way do people who need a new job not have skin in the game?