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題 名 | 研究發展,專利與生產力--臺灣製造業的實證研究=R&D, Patents and Productivity--Evidence from Taiwanese Manufacturing Firms |
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作 者 | 楊志海; 陳忠榮; | 書刊名 | 經濟論文叢刊 |
卷 期 | 30:1 2002.03[民91.03] |
頁 次 | 頁27-48 |
分類號 | 487 |
關鍵詞 | 研究發展; 專利; 生產力; R&D; Patents; Productivity; |
語 文 | 中文(Chinese) |
中文摘要 | 本文利用臺灣1990-1997年間股票上市的製造業廠商為研究對象,建立panel data來分析廠商的創新活動與生產力的關連。對於創新活動的衡量,除了傳統的研發存量之外,我們亦採用產出面指標的專利數來建立,藉以探討創新活動與生產力及生產力成長的關聯。實證結果顯示,無論是研發或專利均對臺灣製造業廠商的生產力有正面顯著的影響,而專利存量對廠商附加價值的產出彈性約為研發存量彈性的5倍。此外,研發與專利對於生產力成長亦有顯著的影響,隱含研發投資對於臺灣製造業廠商產出的提高仍具有超額的貢獻。 |
英文摘要 | We investigate the relationship between knowledge and productivity levels and growth using firm-level panel data in Taiwan. In addition to R&D stock, we also employ patent counts to construct the output-side indicators of knowledge to explore the relationship between knowledge and productivity. The empirical results show that both R&D and patents have significant impact on the productivity level in Taiwan. The elasticity of patent stock is about five times larger than that estimated by R&D stock as a proxy of knowledge. We also find a very significant contribution of R&D and patents to productivity growth. This implies that R&D investment has been very productive in increasing output for Taiwanese manufacturing firms in the 1990s. |
本系統中英文摘要資訊取自各篇刊載內容。