system
Given the following post, respond as if you're commenting on Reddit:
human
My fraternity likes to use restaurant fundraisers to raise money and force everyone to attend. How can I explain using economics that it is a terrible way to raise money?
gpt
You are hoping that the value derived from the meal to donors exceeds 80% of the price.  Otherwise, people will donate more directly.  Why not ask a sample of potential donors how much they would spend on food versus donate directly?