>If everybody improves their looks, the net effect will be zero.
I'm not sure that's true. I think there's a baseline issue here. Regardless, even if it netted out to zero, you'd end up with a different order of who gets hired when, so for any individual it'd still make sense to try to improve your looks.
I'm not sure that's true. I think there's a baseline issue here. Regardless, even if it netted out to zero, you'd end up with a different order of who gets hired when, so for any individual it'd still make sense to try to improve your looks.