Based on social influence theory,the Risk-Coping-Social Appraisal model,and data on land desertification,its social influence,and the adaptive measures of 506 households surveyed in Ordos and Bayan Nur,Inner Mongolia,...Based on social influence theory,the Risk-Coping-Social Appraisal model,and data on land desertification,its social influence,and the adaptive measures of 506 households surveyed in Ordos and Bayan Nur,Inner Mongolia,China,we used the Heckman two-stage model and a multinomial logistic model and found the following.First,the perception of land desertification was a prerequisite for eco-migrants to employ adaptive strategies but did not necessarily indicate the adoption of adaptive countermeasures.Second,the social influences eco-migrants experienced at their resettlement site had a significant effect on their ability to employ countermeasures to land desertification.Third,asset variables that reflected migrant's coping ability positively affected perceptions of land desertification and subsequent adaptive countermeasures.To mitigate the negative effects of climate change and land desertification,the local government should encourage migrants to accumulate assets and help migrants to integrate into their new community.This can be achieved by propagandizing information on climate change through a range of channels,diversifying publicity content,and guiding migrants to learn about new technologies and methods for reducing land desertification to minimize related economic losses.展开更多
China currently has the world's most skewed national sex ratio at birth.In this paper,we use data from China's 2001 National Family Planning and Reproductive Health Survey and employ hierarchical logistic mode...China currently has the world's most skewed national sex ratio at birth.In this paper,we use data from China's 2001 National Family Planning and Reproductive Health Survey and employ hierarchical logistic models to study how macro factors(mainly fertility policy and economic indicators,as represented by per capita GDP of the village units sampled in this research)and micro factors(mainly fertility intention and sex composition of children)affect the gender of the next birth.We find that the effect of fertility policies is intertwined with the sex composition of children already born.For those couples who have had a son(or sons),fertility policy exerts no effect;but for those with only daughters,the effect is significant.Furthermore,fertility intention,independent from fertility policy,has a significant effect on the gender of the next birth.展开更多
基金funded by the National Social Science Foundation of China[Grant number.15BMZ094].
文摘Based on social influence theory,the Risk-Coping-Social Appraisal model,and data on land desertification,its social influence,and the adaptive measures of 506 households surveyed in Ordos and Bayan Nur,Inner Mongolia,China,we used the Heckman two-stage model and a multinomial logistic model and found the following.First,the perception of land desertification was a prerequisite for eco-migrants to employ adaptive strategies but did not necessarily indicate the adoption of adaptive countermeasures.Second,the social influences eco-migrants experienced at their resettlement site had a significant effect on their ability to employ countermeasures to land desertification.Third,asset variables that reflected migrant's coping ability positively affected perceptions of land desertification and subsequent adaptive countermeasures.To mitigate the negative effects of climate change and land desertification,the local government should encourage migrants to accumulate assets and help migrants to integrate into their new community.This can be achieved by propagandizing information on climate change through a range of channels,diversifying publicity content,and guiding migrants to learn about new technologies and methods for reducing land desertification to minimize related economic losses.
基金supported by the key project of the National Social Science Foundation of China(14AZD096).
文摘China currently has the world's most skewed national sex ratio at birth.In this paper,we use data from China's 2001 National Family Planning and Reproductive Health Survey and employ hierarchical logistic models to study how macro factors(mainly fertility policy and economic indicators,as represented by per capita GDP of the village units sampled in this research)and micro factors(mainly fertility intention and sex composition of children)affect the gender of the next birth.We find that the effect of fertility policies is intertwined with the sex composition of children already born.For those couples who have had a son(or sons),fertility policy exerts no effect;but for those with only daughters,the effect is significant.Furthermore,fertility intention,independent from fertility policy,has a significant effect on the gender of the next birth.
