//-->
Inventive activity in early industrial America : evidence from patent records, 1790 - 1846
Sokoloff, Kenneth L., (1988)
Patents, invention, and economic change : data and selected essays
Schmookler, Jacob, (1972)
Institutions and technological innovation during early economic growth : evidence from the great inventors of the United States, 1790 - 1930
Khan, B. Zorina, (2004)
Invention and economic growth
Schmookler, Jacob, (1966)
The changing efficiency of the American economy, 1869-1938
Schmookler, Jacob, (1952)
Economic scurces of inventive activity
Schmookler, Jacob, (1962)