Milton Friedman, in his book “Free to Choose“, detailed four ways to spend money:
You spend your own money on yourself, seeking highest value (good) at least cost (cheap), but taking most of your efforts (not fast).
You spend your own money on someone else, taking least of your effort (fast) at least cost (cheap), no matter how low the value is (not good)
You spend someone else’s money on yourself, taking least of your effort (fast) and seeking highest value (good), no matter how high the cost is (not cheap)
You spend someone else’s money on someone else, taking least of your effort (fast), no matter how high the cost is (no cheap) and/or how low the value is (not good). Even worse, if you don't like someone else, you might take most of your effort (not fast) to seek the least value (not good) at highest cost (not cheap), ...