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The relationship between R&D concentration and industry R&D intensity: A simple model and some evidence Lee, Chang-Yang; Noh, Jaesun, ECONOMICS OF INNOVATION AND NEW TECHNOLOGY, v.18, no.4, pp.353 - 368, 2009 |
What determines firms' R&D intensity in business groups with cross-ownership structures? Sung, Taeyoon; Lee, Chang-Yang; Ahn, Hyeonmi, INDUSTRY AND INNOVATION, v.24, no.6, pp.633 - 658, 2017 |
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