In this classic study, the authors assess the importance of technological change and resource substitution in support of their conclusion that resource scarcity did not increase in the Unites States during the period 1870 to 1957. It was originally published in 1963.
"A superb addition to the body of knowledge available to scholars and practitioners in the resource field. Its influence should be great.'"
- Journal of Soil and Water Conservation
"Its quality is such that it is likely to be cited for many years as a standard reference on the subject examined."
- Journal of Farm Economics