Tian Wei
Biographic Data
| ID | 9992053 |
|---|---|
| NAME | Tian Wei |
| GIVEN NAMES | Tian |
| FAMILY NAME | Wei |
| SIGNATURE | WEI T |
| AFFILIATIONS | School of Economics Peking University Beijing China |
| ORCID | 0000-0002-9588-2004 |
| VERIFIED | Yes |
| TOTAL WORKS | 7 |
| TOTAL CITATIONS | 0 |
| WORKS AS AUTHOR | 7 |
| WORKS AS EDITOR | 0 |
| FIRST PUBLICATION YEAR | 2013 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 0 |
China Shock Versus Covid ‐19 Pandemic
Studies have found that Chinese import competition (known as “China Shock”) and the COVID‐19 pandemic have caused a loss of jobs. Using state‐level panel data from 2017 to 2021, this paper finds that both Chinese import competition and COVID‐19 confirmed cases have had negative impacts on US manufacturing employment, but the impact of Chinese import competition has been larger. The findings are robust to additional controls and various specificat…
The effect of insulin resistance in the association between obesity and hypertension incidence among Chinese middle-aged and older adults
Background and aims: Obesity and insulin resistance are well-known important risk factors for hypertension. This study aimed to investigate the mediating effect of the triglyceride-glucose index (TyG) in the association between Chinese visceral obesity index (CVAI) and hypertension among Chinese middle-aged and older adults. Methods: A total of 10,322 participants aged 45 years and older from CHARLS (2011-2018) were included. Baseline data were c…
Health-related quality of life in pregnant women with type 1 diabetes and associations with maternal and neonatal complications
Emergence of Hypervirulent ST11-K64 Klebsiella pneumoniae Poses a Serious Clinical Threat in Older Patients
The carbapenem-resistant hypervirulent Klebsiella pneumoniae (CR-hvKP) poses a severe therapeutic challenge to global public health, and research on CR-hvKP in older patients remain limited. In this study, we aimed to investigate the clinical and molecular characteristics and risk factors of CR-hvKP infections in older patients. We retrospectively investigated older patients with carbapenem-resistant Klebsiella pneumoniae (CRKP) infections in the…
An improved method for differential item functioning detection in cognitive diagnosis models
摘要
Processing trade, export intensity, and input trade liberalization
How do reductions in input trade costs affect firm's sales decision between domestic and foreign markets? By using Chinese firm-level production data and transaction-level trade data during 2000–2006 to construct firm-specific input trade costs, we find rich evidence that a reduction in input trade cost for large trading firms leads to an increase in export intensity (i.e., exports over total sales). The impact is more pronounced for ordinary fir…
A Polytomous Extension of Rule Space Method Based on Graded Response Model
摘要: 本研究基于Tatsuoka的规则空间方法, 对理想反应模式与异常反应指标进行了扩展, 推导了多级评分项目下规则空间方法的算法公式。在4种属性层级结构(发散型、收敛型、线型与无结构型)×4种“失误”作答概率(2%、5%、10%与15%)测验情境下, 以属性模式判准率、被试属性判准率、敏感性与特异性为指标, 检验了多级评分项目下规则空间方法的分类准确性。结果表明:(1) 基于多级评分项目构建的异常反应指标, 能有效地对被试进行分类与解释, 且0-1评分项目下异常反应指标及其性质都是多级评分下的特例; (2) 随着“失误”作答概率的增加, 4种属性层级结构的分类准确性都会降低; (3) 线型和收敛型的分类准确性明显好于发散型与无结构型; (4) 纯规则点的分布对规则空间方法的分类准确性有显著影响
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A Polytomous Extension of Rule Space Method Based on Graded Response Model
摘要: 本研究基于Tatsuoka的规则空间方法, 对理想反应模式与异常反应指标进行了扩展, 推导了多级评分项目下规则空间方法的算法公式。在4种属性层级结构(发散型、收敛型、线型与无结构型)×4种“失误”作答概率(2%、5%、10%与15%)测验情境下, 以属性模式判准率、被试属性判准率、敏感性与特异性为指标, 检验了多级评分项目下规则空间方法的分类准确性。结果表明:(1) 基于多级评分项目构建的异常反应指标, 能有效地对被试进行分类与解释, 且0-1评分项目下异常反应指标及其性质都是多级评分下的特例; (2) 随着“失误”作答概率的增加, 4种属性层级结构的分类准确性都会降低; (3) 线型和收敛型的分类准确性明显好于发散型与无结构型; (4) 纯规则点的分布对规则空间方法的分类准确性有显著影响
Processing trade, export intensity, and input trade liberalization
How do reductions in input trade costs affect firm's sales decision between domestic and foreign markets? By using Chinese firm-level production data and transaction-level trade data during 2000–2006 to construct firm-specific input trade costs, we find rich evidence that a reduction in input trade cost for large trading firms leads to an increase in export intensity (i.e., exports over total sales). The impact is more pronounced for ordinary fir…
An improved method for differential item functioning detection in cognitive diagnosis models
摘要
Emergence of Hypervirulent ST11-K64 Klebsiella pneumoniae Poses a Serious Clinical Threat in Older Patients
The carbapenem-resistant hypervirulent Klebsiella pneumoniae (CR-hvKP) poses a severe therapeutic challenge to global public health, and research on CR-hvKP in older patients remain limited. In this study, we aimed to investigate the clinical and molecular characteristics and risk factors of CR-hvKP infections in older patients. We retrospectively investigated older patients with carbapenem-resistant Klebsiella pneumoniae (CRKP) infections in the…
The effect of insulin resistance in the association between obesity and hypertension incidence among Chinese middle-aged and older adults
Background and aims: Obesity and insulin resistance are well-known important risk factors for hypertension. This study aimed to investigate the mediating effect of the triglyceride-glucose index (TyG) in the association between Chinese visceral obesity index (CVAI) and hypertension among Chinese middle-aged and older adults. Methods: A total of 10,322 participants aged 45 years and older from CHARLS (2011-2018) were included. Baseline data were c…
Health-related quality of life in pregnant women with type 1 diabetes and associations with maternal and neonatal complications
China Shock Versus Covid ‐19 Pandemic
Studies have found that Chinese import competition (known as “China Shock”) and the COVID‐19 pandemic have caused a loss of jobs. Using state‐level panel data from 2017 to 2021, this paper finds that both Chinese import competition and COVID‐19 confirmed cases have had negative impacts on US manufacturing employment, but the impact of Chinese import competition has been larger. The findings are robust to additional controls and various specificat…
China (3 works) · Medicine (3 works) · Applied Mathematics (2 works) · Computer Science (2 works) · Data mining (2 works) · Diabetes mellitus (2 works) · Endocrinology (2 works) · Internal Medicine (2 works) · Item response theory (2 works) · Mathematics (2 works)