Sample selection in the estimation of air bag and seat belt effectiveness
By: Steven D. Levitt and Jack Porter.
Contributors: Porter, Jack Ray.
Series: ABF working paper -- #9813.
Publisher: American Bar Foundation
Published: 1999
Place of publication: [Chicago, Ill.]
Language: eng
Number of pages: 28
Subjects: Air bag restraint systems -- United States; Automobiles -- United States -- Seat belts; Automobiles -- Safety appliances -- United States
Notes: "Current draft: February 1999."

Includes bibliographical references (p. [29]-[30])