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Optimal smoothing in nonparametric conditional quantile derivative function estimation

Lin, Wei; Cai, Zongwu; Li, Zheng; Su, Li - In: Journal of econometrics 188 (2015) 2, pp. 502-513

Persistent link: https://www.econbiz.de/10011503661

The intertemporal connection between preschool delay of gratification and later academic performance in primary schools : evidence from China

Li, Zheng - In: Journal of applied economics 25 (2022) 1, pp. 145-155

A child's ability to resist temptation is an important non-cognitive skill and associated with lifetime benefits. Using a longitudinal dataset, this study links Chinese preschoolers' delay of gratification to their later scholastic performance during primary education. An empirical investigation...

Persistent link: https://www.econbiz.de/10013175608

Nonparametric Knn estimation with monotone constraints

Li, Zheng; Liu, Guannan; Li, Qi - In: Econometric reviews 36 (2017) 6/9, pp. 988-1006

Persistent link: https://www.econbiz.de/10011795554

The impact of income, economic openness and interest rates on housing prices in China : evidence from dynamic panel quantile regression

Zhu, Huiming; Li, Zheng; Guo, Peng - In: Applied economics 50 (2018) 38, pp. 4086-4098

Persistent link: https://www.econbiz.de/10012060701

Optimal model averaging of mixed-data kernel-weighted spline regressions

Racine, Jeffrey; Li, Qi; Yu, Dalei; Zheng, Li - In: Journal of business & economic statistics : JBES ; a … 41 (2023) 4, pp. 1251-1261

Persistent link: https://www.econbiz.de/10014448627

Optimal model averaging of mixed-data kernel-wighted spline regressions

Racine, Jeffrey; Li, Qi; Zheng, Li - 2018

Persistent link: https://www.econbiz.de/10011844625

Long tails vs. superstars : the effect of information technology on product variety and sales concentration patterns

Brynjolfsson, Erik; Hu, Yu; Smith, Michael D. - In: Information systems research : ISR 21 (2010) 4, pp. 736-747

Persistent link: https://www.econbiz.de/10008823714