Columbia subject headings:
Corporation law--United States.
Holding companies--United States.
Public utilities--United States.
Securities--United States.
Stock exchanges--Law and legislation--United States.
Harvard subject headings:
Corporation law--United States.
Holding companies--United States.
Public utilities--United States.
Securities--United States
Stock exchanges--Law and legislation--United States
Princeton subject headings:
Corporation law--United States.
Holding companies--United States.
Public utilities--United States.
Securities--United States.
Stock exchanges--United States--Law.