Columbia subject headings:
Capital costs--United States.
Public utilities--Law and legislation--United States.
Public utilities--United States--Finance.
Public utilities--United States--Rate of return.
Harvard subject headings:
Capital--Costs.
Public utilities--Finance.
Public utilities--Rate of return.
Princeton subject headings:
Capital costs--United States.
Public utilities--Law and legislation--United States.
Public utilities--United States--Finance.
Public utilities--United States--Rate of return.