Open AccessProductivity and Machinery Investment: A Long Run Look 1870-1980
Author(s) -
J. Bradford De Long
Publication year - 1991
Language(s) - English
Resource type - Reports
DOI - 10.3386/w3903
Subject(s) - productivity , investment (military) , economics , monetary economics , business , labour economics , agricultural economics , natural resource economics , operations management , macroeconomics , political science , politics , law