作者：Klette, TJ
作者单位：Norwegian School of Economics (NHH)
摘要：This article presents an alternative specification of knowledge production and derives a structural econometric model with some desirable properties. I provide a simple and less data-intensive framework for empirical studies of the relationship between firm performance and R&D. The main empirical finding are as follows: (i) R&D has a positive effect on performance, (ii) the appropriable part of knowledge capital depreciates at a rate of,2, (iii) there are significant spillover effects of R&D a...
作者：Weil, D
摘要：Since its inception twenty-five years ago, the Occupational Safety and Health Administration (OSHA) has been the subject of an intense public debate on its effectiveness, This article analyzes the determinants of establishment-level compliance with specific safety and health standards as a means of assessing the agency's effectiveness, The empirical results suggest that OSHA has had large impacts on business compliance behavior, despite its low regulatory profile. These results indicate that g...
