Econometric Models for Count Data with an Application to the Patents-R & D Relationship

Generalized Linear Models

2005 • 21,170 citations

Specification Tests in Econometrics

1978 • 17,234 citations

Conditional logit analysis of qualitative choice behavior

1972 • 13,435 citations

Generalized Linear Models

1972 • 6,608 citations

On the Pooling of Time Series and Cross Section Data

1978 • 4,737 citations

Analysis of Binary Data

2008 • 2,760 citations

Consistent Estimates Based on Partially Consistent Observations

1948 • 2,629 citations

Panel data and unobservable individual effects

1981 • 2,311 citations

Advanced Statistical Methods In Biometric Research

1952 • 2,052 citations

A General Definition of Residuals

1968 • 1,177 citations

An Inquiry into the Nature of Frequency Distributions Representative of Multiple Happenings with Particular Reference to the Occurrence of Multiple Attacks of Disease or of Repeated Accidents

1920 • 822 citations

Asymptotic Properties of Conditional Maximum-Likelihood Estimators

1970 • 742 citations

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

1984 • 565 citations

The Use of Maximum Likelihood Estimates in $\chi^2$ Tests for Goodness of Fit

1954 • 543 citations

Who Does R&D and Who Patents?

1984 • 455 citations

Maximum Likelihood Estimates in Exponential Response Models

1977 • 269 citations

The Numerical Solution of a Set of Conditional Estimation Equations

1972 • 162 citations