NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Preface

Harold Barger, Sam H. Schurr

Chapter in NBER book The Mining Industries, 1899-1939: A Study of Output, Employment, and Productivity (1944), Harold Barger and Sam H. Schurr (p. -13 - -11)
Published in 1944 by NBER

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Users who downloaded this chapter also downloaded these:
Barger and Schurr Introduction
Barger and Schurr The Mechanization of the Mining Process
Barger and Schurr The Behavior of Mining Output
Barger and Schurr Part One - Output and Employment
Barger and Schurr Part Two - Technological Change
 
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