{"title":"基于超越对数模型的印尼纸浆木材需求分析——对世界和亚洲市场的研究","authors":"Gunawan Ganda Tua Petrus Simanjuntak, C. Lin","doi":"10.20886/IJFR.2017.4.2.121-133","DOIUrl":null,"url":null,"abstract":"Indonesia’s pulpwood export has shown an increasing trend since 1990s. Along with Brazil, Canada, USA and Chile, Indonesia became one of the top five pulpwood exporter countries in the world. Indonesia’s pulpwood was traded mainly to some Asian countries. This paper examines Indonesian pulpwood export demand during the period 1994-2014 using a Transcendental Logarithmic (TL) model with Seemingly Unrelated Regression (SUR) estimation. Export data from the five top exporter countries in four different markets (China, Korea, Japan and the world) were analysed. The important findings are as follow: firstly, logarithmic income and second order logarithmic income significantly influence the Chinese and Korean markets. Secondly, in general, Indonesia’s own-prices are elastic and have negative signs (-2.308, -1.06 and -2.04 in the Korean, Japanese and the world markets, respectively). Thirdly, due to its positive sign of crossprice elasticity and also positive signs of income elasticity (1.002, 1.722 and 0.625 in the Chinese, Korean and the world markets, respectively), Indonesian pulpwood could be categorized as a substitute and normal goods. Lastly, regarding to negative and elastic Indonesia’s pulpwood own-prices, one possible policy that could be applied by the Government of Indonesia (GoI) is giving a subsidy to reduce pulpwood price by 10%. Subsidy could be implemented by reducing tax and retribution such as property tax ( Pajak Bumi dan Bangunan ) and local retribution ( Retribusi Daerah ). By doing so, it would give more benefit in the Korean market compared with other markets. Indonesia’s share of demand would increase from 0.28 to 0.31 with high rate of return (>2). On the world markets, Indonesia’s share of demand would increase from 0.08 to 0.1 with a return rate of 1.89. This study, therefore, suggests that a subsidy policy should be implemented for pulpwood industry in Indonesia.","PeriodicalId":13482,"journal":{"name":"Indonesian Journal of Forestry Research","volume":"4 1","pages":"121-133"},"PeriodicalIF":0.4000,"publicationDate":"2017-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Demand Analysis of Indonesian Pulpwood Using Transcendental Logarithmic Model: a Study of the World and Selected Asian Markets\",\"authors\":\"Gunawan Ganda Tua Petrus Simanjuntak, C. Lin\",\"doi\":\"10.20886/IJFR.2017.4.2.121-133\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Indonesia’s pulpwood export has shown an increasing trend since 1990s. Along with Brazil, Canada, USA and Chile, Indonesia became one of the top five pulpwood exporter countries in the world. Indonesia’s pulpwood was traded mainly to some Asian countries. This paper examines Indonesian pulpwood export demand during the period 1994-2014 using a Transcendental Logarithmic (TL) model with Seemingly Unrelated Regression (SUR) estimation. Export data from the five top exporter countries in four different markets (China, Korea, Japan and the world) were analysed. The important findings are as follow: firstly, logarithmic income and second order logarithmic income significantly influence the Chinese and Korean markets. Secondly, in general, Indonesia’s own-prices are elastic and have negative signs (-2.308, -1.06 and -2.04 in the Korean, Japanese and the world markets, respectively). Thirdly, due to its positive sign of crossprice elasticity and also positive signs of income elasticity (1.002, 1.722 and 0.625 in the Chinese, Korean and the world markets, respectively), Indonesian pulpwood could be categorized as a substitute and normal goods. Lastly, regarding to negative and elastic Indonesia’s pulpwood own-prices, one possible policy that could be applied by the Government of Indonesia (GoI) is giving a subsidy to reduce pulpwood price by 10%. Subsidy could be implemented by reducing tax and retribution such as property tax ( Pajak Bumi dan Bangunan ) and local retribution ( Retribusi Daerah ). By doing so, it would give more benefit in the Korean market compared with other markets. Indonesia’s share of demand would increase from 0.28 to 0.31 with high rate of return (>2). On the world markets, Indonesia’s share of demand would increase from 0.08 to 0.1 with a return rate of 1.89. 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引用次数: 0
摘要
自20世纪90年代以来,印尼纸浆木出口呈现增长趋势。印度尼西亚与巴西、加拿大、美国和智利并列为世界五大纸浆木出口国之一。印尼的纸浆木主要销往一些亚洲国家。本文使用超对数(TL)模型和看似不相关回归(SUR)估计,考察了1994-2014年期间印尼纸浆木出口需求。分析了四个不同市场(中国、韩国、日本和世界)五个最大出口国的出口数据。研究发现:第一,对数收入和二阶对数收入对中韩市场有显著影响。其次,总的来说,印度尼西亚自身的价格是有弹性的,并有负面迹象(韩国、日本和世界市场分别为-2.308、-1.06和-2.04)。第三,由于其交叉价格弹性的积极迹象和收入弹性的积极信号(在中国、韩国和世界市场分别为1.002、1.722和0.625),印度尼西亚纸浆木可以被归类为替代品和正常商品。最后,关于印度尼西亚纸浆木自身价格的负弹性,印度尼西亚政府(GoI)可能采取的一项政策是提供补贴,将纸浆木价格降低10%。补贴可以通过减少税收和报复来实施,如财产税(Pajak Bumi dan Bangunan)和地方报复(Retribusi Daerah)。通过这样做,与其他市场相比,它将在韩国市场带来更多好处。印度尼西亚的需求份额将从0.28增加到0.31,回报率高(>2)。在世界市场上,印尼的需求份额将从0.08增加到0.1,回报率为1.89。因此,本研究建议对印尼纸浆木行业实施补贴政策。
Demand Analysis of Indonesian Pulpwood Using Transcendental Logarithmic Model: a Study of the World and Selected Asian Markets
Indonesia’s pulpwood export has shown an increasing trend since 1990s. Along with Brazil, Canada, USA and Chile, Indonesia became one of the top five pulpwood exporter countries in the world. Indonesia’s pulpwood was traded mainly to some Asian countries. This paper examines Indonesian pulpwood export demand during the period 1994-2014 using a Transcendental Logarithmic (TL) model with Seemingly Unrelated Regression (SUR) estimation. Export data from the five top exporter countries in four different markets (China, Korea, Japan and the world) were analysed. The important findings are as follow: firstly, logarithmic income and second order logarithmic income significantly influence the Chinese and Korean markets. Secondly, in general, Indonesia’s own-prices are elastic and have negative signs (-2.308, -1.06 and -2.04 in the Korean, Japanese and the world markets, respectively). Thirdly, due to its positive sign of crossprice elasticity and also positive signs of income elasticity (1.002, 1.722 and 0.625 in the Chinese, Korean and the world markets, respectively), Indonesian pulpwood could be categorized as a substitute and normal goods. Lastly, regarding to negative and elastic Indonesia’s pulpwood own-prices, one possible policy that could be applied by the Government of Indonesia (GoI) is giving a subsidy to reduce pulpwood price by 10%. Subsidy could be implemented by reducing tax and retribution such as property tax ( Pajak Bumi dan Bangunan ) and local retribution ( Retribusi Daerah ). By doing so, it would give more benefit in the Korean market compared with other markets. Indonesia’s share of demand would increase from 0.28 to 0.31 with high rate of return (>2). On the world markets, Indonesia’s share of demand would increase from 0.08 to 0.1 with a return rate of 1.89. This study, therefore, suggests that a subsidy policy should be implemented for pulpwood industry in Indonesia.