共 133 条
[54]
ISSUES IN ASSESSING THE CONTRIBUTION OF RESEARCH AND DEVELOPMENT TO PRODUCTIVITY GROWTH
[J].
BELL JOURNAL OF ECONOMICS,
1979, 10 (01)
:92-116
[55]
Griliches Z., 1984, R&D, Patents and Productivity Chicago, DOI [10.7208/chicago/9780226308920.001.0001, DOI 10.7208/CHICAGO/9780226308920.001.0001]