TY - JOUR
AU - 
TI - Research, Innovation, and Productivity: An Econometric Analysis at the Firm Level
DO - 10.3386/w6696
DA - 1998-08-01
UR - https://www.deepdyve.com/lp/unpaywall/research-innovation-and-productivity-an-econometric-analysis-at-the-6tdd48t9Xx
DP - DeepDyve
ER -