Can a eat that −1?
It could do, but a represents the amount of utility remaining.
Maybe the more natural thing would be to have a be the effective tax rate, and have it be (z/x)^a.
Can a eat that −1?
It could do, but a represents the amount of utility remaining.
Maybe the more natural thing would be to have a be the effective tax rate, and have it be (z/x)^a.