Yes.
That it would be possible to eliminate tips, pay competitive wages and have food prices remain the same?
Yes.
That the owners would only see their profits be reduced and this would have no effect on their business?
Yes.
Wages are not taxes. 
Yes.
That it would be possible to eliminate tips, pay competitive wages and have food prices remain the same?
Yes.
That the owners would only see their profits be reduced and this would have no effect on their business?
Yes.
Wages are not taxes.
In what ways are wages and taxes different, from the perspective that both of them are costs on a business? Aren't they both liabilities?
Why are you convinced, apparently, that a business could expend extra in wages with no effect on its prices, while a similar added expense for supplies or taxes would have an ill effect?
SD