Sorry, I see nothing in the 9th to suggest such.
Oh, I firmly believe, especially in this day and ago, that word of mouth and those employers who would disparage their employees would soon be out of business.
If one if Free, one is able to enter into any contract of their choosing for the exchange of ones mental/physical abilities for anthers’...whatever (money, jewels, barter, trade, etc.). Gov’t has no control nor obligation to get in the way of that exchange
Correct
I meant to post the 10th amendment
The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people.
The states (not federal) does have a compelling interest in the way it's citizens are treated...
I see you have an Rand objectist tinge to your post...Been there, done that..
Not all men are created equal...some are stupid, dumb beasts that will be easily manipulated and abused by men with power...there should be a low benchmark in the law where the state has a interest to protect those stupid dumb beasts...
Unless you would like to the power of the unions grow exponentially by corporations abusing people...like happened in the early 19th century...