附註:Includes bibliographical references and index.
Introduction: technological innovation in natural resource industries / R. David Simpson -- Innovation and productivity in U.S. coal mining / Joel Darmstadter -- Technological improvement in petroleum exploration and development / Douglas R. Bohi -- Innovation, productivity growth, and the survival of the U.S. copper industry / John E. Tilton and Hans H. Landsberg -- Land use change and innovation in U.S. forestry / Roger A. Sedjo -- Productivity trends in the natural resource industries: a cross-cutting analysis / Ian W.H. Parry.
