JOURNAL OF NANJING FORESTRY UNIVERSITY ›› 2021, Vol. 45 ›› Issue (1): 227-234.doi: 10.12302/j.issn.1000-2006.202002035

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Effects of the sloping land conversion program impact on the rural households’ income and consumption inequalities in China

LIU Hao1,2(), LIU Can2, LIU Junchang1,*()   

  1. 1. School of Economics and Management, Beijing Forestry University, Beijing 100083, China
    2. China National Forestry and Grassland Economics and Development Research Center, Beijing 100714, China
  • Received:2020-02-24 Accepted:2020-10-11 Online:2021-01-30 Published:2021-02-01
  • Contact: LIU Junchang E-mail:6hao1121@163.com;liujunchang@vip.sina.com

Abstract:

【Objective】 In 1999 the Chinese government launched the Sloping Land Conversion Program (SLCP). Two key objectives of the SLCP are ecosystem and improving rural household livelihoods. The SLCP has the largest government financial input and the most rural households enrolled in the world. The central government provides subsidies to rural households, who convert their sloping land to forestland. Because the eligibility of rural households to participate and their capacity for production following participation varies, it is not known whether different rural households are equally involved in this program. This is an important policy issue to clarify. The existing literature focuses on the impact of the SLCP on the income inequality of rural households. Owing to the lack of further decomposition on the impact of the SLCP and its pathways, existing research cannot answer how the SLCP impacts the income inequality of rural households, and few studies focus on the impact of the SLCP on consumption inequality in rural households. 【Method】 Through eight consecutive surveys, we established a unique panel database of 952 rural households in 15 counties in six provinces covering north, east, south, southwest and northwest China from 1995 to 2016. Using this database and a recursive equations model, this study estimated the impact of the SLCP on the income and consumption of rural households, and measured the contribution of the SLCP to income and consumption inequality in the sample households. The academic contributions of this study are as follows: it is probably the first to estimate the impact of the SLCP on consumption inequality of rural households, which accurately reflects the real livelihood differences between rural households. Based on the framework of the persistent income hypothesis and the full consideration of the impact of psychological accounts on consumption behavior, we also decomposed the impact of the SLCP on rural household income and consumption inequality. We discovered the key impact pathway by which the SLCP affects the income and consumption inequality in rural households. 【Result】 The SLCP increased the land-based permanent income, and off-farm permanent and transitory income of households, but decreased the land-based transitory income. The SLCP increased the income and consumption inequality of rural households by changing their land-based and off-farm permanent income and transitory income. The consumption smoothing mechanism and the law of marginal propensity to consume decreased, making the impact of the SLCP on income inequality higher than that on the consumption inequality. The contribution rate of the SLCP to the income Gini coefficient gradually increased from 0.10% in 1999 to 1.45% in 2003. After 2003, the contribution rate gradually decreased, and the contribution rate in 2016 was 0.98%. The contribution rate of the SLCP to the consumption Gini coefficient gradually increased from 0.06% in 1999 to 1.09% in 2007. After 2007, the contribution rate gradually decreased, and the contribution rate in 2016 was 0.86%. The impact of the SLCP on land-based and off-farm permanent incomes extended the income inequality of rural households, and the impact of the SLCP on land-based transitory income narrowed their income disparity. The contribution rate of the land-based transitory income changed from the SLCP to the income Gini remained around -0.9% since 2007. The impact of the SLCP on income inequality partially transmitted to the inequality in consumption, and the impact of the SLCP on land-based permanent income is the key source of growth in consumption inequality. Owing to the low marginal propensity to consume, the impact of transitory income changed from the SLCP on income inequality has little effect on consumption inequality. Because of the different policies of the SLCP and different social and economic development levels, the SLCP in the Yangtze River Basin narrowed the income inequality of rural households by 0.85%-0.95% since 2007 and has had almost no impact on the consumption inequality in the sample rural households. In the Yellow River Basin, the SLCP widened the income and consumption inequality in the sample rural households. 【Conclusion】 Overall, the SLCP increased the income and consumption of rural households. At the same time, the SLCP widened the income and consumption inequality of rural households. In the Yangtze River Basin and the Yellow River Basin, the impact of the SLCP on the income and consumption inequality in sample rural household was different. Therefore, when designing new policy, government attention should be focused on the impact of inequality and its pathway in rural households. To account for differences in regional impacts, the policies of the SLCP should be adjusted to promote income and consumption equality appropriately.

Key words: sloping land conversion program (SLCP), income inequality, consumption inequality, permanent income hypothesis

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