R & D and Internal Finance: A Panel Study of Small Firms in High-Tech Industries

A Heteroskedasticity-Consistent Covariance Matrix Estimator and a Direct Test for Heteroskedasticity

1980 • 25,774 citations

Credit Rationing in Markets with Imperfect Information.

1981 • 12,689 citations

Economic Welfare and the Allocation of Resources for Invention

1962 • 8,612 citations

Agency Costs, Net Worth, and Business Fluctuations.

1989 • 4,683 citations

The structure and governance of venture-capital organizations

1990 • 2,631 citations

Errors in variables in panel data

1986 • 1,664 citations

Investment Strategy and Growth in a New Market

1979 • 471 citations

Managing Technological Innovation

1974 • 434 citations

The lag structure of returns to research and development

1982 • 269 citations

Research and development, tax incentives, and the structure of production and financing

1986 • 12 citations