You get utility in exchange for giving them utility^2. Is it worth giving someone $100 if they turn around and turn it into $10,000 when you get nothing in ret

You get utility in exchange for giving them utility^2. Is it worth giving someone $100 if they turn around and turn it into $10,000 when you get nothing in return? (Note: we're not designed to think on such expansive macro-connected scales, so nobody (except weirdos) cares to stop enabling such broken behaviors.)