Columbia subject headings:
Consumer protection--United States--Cost effectiveness.
Environmental policy--United States--Cost effectiveness.
Industrial safety--United States--Cost effectiveness.
Traffic safety--United States--Cost effectiveness.
Traffic safety--United States--Cost effectivenss.
Harvard subject headings:
Consumer protection--United States--Cost effectiveness.
Environmental policy--United States--Cost effectiveness
Industrial policy--United States--Cost effectiveness.
Industrial safety--United States--Cost effectiveness.
Traffic safety--United States--Cost effectiveness.
Princeton subject headings:
Consumer protection--United States--Cost effectiveness.
Environmental policy--United States--Cost effectiveness.
Industrial safety--United States--Cost effectiveness.
Traffic safety--United States--Cost effectiveness.