If Obama applied this to himself he would be vacationing at his home in IL, like all other presidents did for their vacations.
Not much of zero sum gain when his vacations have cost tax payers $44million+ in just 6 years since taking office.
He's looking to buy a $4+million dollar home in an exclusive desert community in CA:
And he stands to gain $85+million on stocks he strategically bought/sold prior to the BP oil spill in the gulf.
As usual for our pResident, zero sum gain is ok for everyone else, but himself.