Chinese Management Studies Research Articles

Patent Statistics as a Measure of Technical Change

This paper examines a question of long standing: How can one obtain operational indexes of inventive and innovative activity and technical change? Specifically, for a sample of fifty-seven pharmaceutical manufacturing firms, we attempt to determine how well a simple count of invention patents serves as a surrogate for two alternative measures of technical change: the number of research and development personnel employed, reflecting inputs into the innovative process, and the value of new product sales, which reflects outputs of the process.

Firm Size and Rate of Growth

Firm Size and Rate of Growth