NBER

Denny Ellerman

36 Lancaster St
Cambridge, MA 02140
Tel: 617-492-6026

E-Mail: no email available
Institutional Affiliation: retired

NBER Working Papers and Publications

January 2001Sources of Productivity Growth in the American Coal Industry 1972-95
with Thomas Stoker, Ernst R. Berndt
in New Developments in Productivity Analysis, Charles R. Hulten, Edwin R. Dean and Michael J. Harper, editors

National Bureau of Economic Research
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info@nber.org

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