This study investigates the relationship between technological diversification and the productivity of firms' R&D. Using a panel dataset of U.S. manufacturing firms during the period of 1983-2002, we find the following: First, the firm-specific pool of knowledge spillovers has a non-linear...

This paper investigates whether the type of technological regime moderates the effects of entry timing, entry size (i.e., initial resources), and active (post-entry) learning on firm survival. By analyzing a unique dataset of newly founded Korean manufacturing firms, we find that the effects of...

This paper investigates, using a unique panel dataset of Korean manufacturing firms, the relationship between technological diversification and firm growth and the conditioning role of firm-specific core-technology competence in the relationship. First, the relationship is inverted U-shaped...

This paper investigates the conditioning role of R&D employee training on the effect of the stock of technological knowledge on firm R&D productivity. We suggest that R&D employee training enhances firm-specific technological competence, thereby enabling the firm to better utilize the stock of...

This paper aims to shed some new insights on the long-debated and both extensively and intensively explored relationship between market concentration and industry R&D intensity. In order to do so, this study develops, from a classic Dorfman-Steiner [1954] model of firm R&D, a model of industry...