I raised the question in first year law (circa 1980):
Given the courts opinion, shouldnt the SCOTUS /only/ sit and rule over questions of constitutionality of law and and interstate agreements (trade)?
Dr. Smith says, That is a question for next year.
I stuck with my Chem degree.
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My Business Law teacher, in graduate school, tried to get me to go to law school. I looked at the requirements—talk about BORING—decided to stick with Business degree. Ha.