[aantix]

>The asymmetry of information, the inadequate accounting of externalities, and the duress of poverty all can make something legal unethical.

Under that criteria, it'd be impossible to do business with any group that has lesser legal funding. Neighborhood organizations, common families, local businesses. All probably have inadequate legal representation when interpreting and signing these agreements.

[danharaj]

It would only be impossible if business had to be strictly ethical. It doesn't have to be, as evidenced by how much business is done.

[adrienne]

No, it would only be impossible to do business ethically under those circumstances. Which, in fact, it is.