Patents and R&D :
searching for a lag structure /
Bronwyn H. Hall, Zvi Griliches, Jerry A. Hausman.
APA Citation
Hall, B. H., Hausman, J. A., Griliches, Z. (1983). Patents and R&D: searching for a lag structure. Cambridge (1050 Massachusetts Avenue, Cambridge, Mass., 02138): National Bureau of Economic Research.
MLA Citation
Hall, Bronwyn H, Jerry A Hausman, and Zvi Griliches. Patents And R&D: Searching for a Lag Structure. Cambridge (1050 Massachusetts Avenue, Cambridge, Mass., 02138): National Bureau of Economic Research, 1983.
Warning: These citations may not always be complete (especially for serials).