On Patents, R & D, and the Stock Market Rate of Return

EFFICIENT CAPITAL MARKETS: A REVIEW OF THEORY AND EMPIRICAL WORK*

1970 • 15,798 citations

Issues in Assessing the Contribution of Research and Development to Productivity Growth

1979 • 4,098 citations

The Statistical Analysis of Time Series.

1995 • 2,128 citations

Investment Under Uncertainty

1971 • 925 citations

Investigating Causal Relations by Econometric Models and Cross-Spectral Methods

2008 • 823 citations

Economic Welfare and the Allocation of Resources for Invention

1972 • 636 citations

Patents and R&D at the Firm Level: A First Look

1984 • 565 citations

Patents and R&D at the firm level: A first report

1980 • 496 citations

The Rate and Direction of Inventive Activity: Economic and Social Factors.

1962 • 482 citations

Science, Invention and Economic Growth

1974 • 443 citations

Patent Statistics as a Measure of Technical Change

1969 • 356 citations

Corporate Inventive Output, Profits, and Growth

1965 • 188 citations

Research Expenditures and Growth Accounting

1973 • 187 citations

Random Simultaneous Equations and the Theory of Production

1945 • 114 citations

Dynamic factor demand schedules for labor and capital under rational expectations

1980 • 82 citations

On the Granger Condition for Non-Causality

1977 • 63 citations

A Theory of Innovation and Its Effects

1982 • 55 citations