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지적재산권 보호 강화가 국가간 상품 생산분할에 미치는 영향
양주영 ( Jooyoung Yang ),이영수 ( Youngsoo Lee ),김한성 ( Hansung Kim ) 한국질서경제학회 2018 질서경제저널 Vol.21 No.1
This study investigates how the strengthening of intellectual property rights, which are expected to have both positive and negative impact on exports, affects the production fragmentation of patent-intensive industry. We first measure total export, value-added export and value-added-export ratio (VAX ratio) from WIOD (world input output database) during 1995~2011. In addition, using the IPR index and industry- level patent intensities, we empirically test the effect of strengthening of IPRs on international production fragmentation for 23 industries in 40 countries. The results first answer the question if strengthening of intellectual property rights have a positive impact on value added exports and total exports of the patent-intensive industry. According to the results, as the intellectual property rights are strengthened, the value added exports and total exports in the patent intensive industry are relatively increased compared to the patent intensive industries. That is, the effect of strengthening the patent protection system is biased toward the patent-intensive industry, and it has a comparative advantage in the industry. Secondly, we empirically test if the strengthening of intellectual property rights strengthened the production fragmentation in the patent-intensive industry. The results show that the production fragmentation in patent-intensive industry was relatively reduced compared to that in patent-intensive industry. Therefore, as the patent protection system is strengthened, the domestic technological innovation of the patent-intensive industry is promoted and it is estimated that the production fragmentation is relatively weakened by promoting the production of the technical material used as the intermediate inputs. These results provides policy implication that in order to cultivate a patent-intensive industry domestically, the strengthening of intellectual property rights has a positive effect. However, these results may be due to the industry-specific characters in patent-intensive industry and to see the impact of strengthening of IPRs on other industries, further detailed investigation should be followed.