Showing 181 - 200 results of 463 for search '"difference in difference"', query time: 0.11s Refine Results
  1. 181

    Impact of low-carbon economic policies on the corporate environmental responsibility model in China. by Hongya Liu, Haslindar Lbrahim, Meijing Song

    Published 2025-01-01
    “…Building upon previous research, this study utilizes data from the Shanghai and Shenzhen stock exchanges (2010-2020) and employs a Difference-in-Differences (DID) model to assess the effects of low-carbon economic policies introduced in 2016 on CER. …”
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  2. 182

    Effect of providing at-home opioid disposal kits at discharge after an orthopaedic surgery by Daniel Lee, M Kit Delgado, Zarina Ali, Anish Agarwal, Eric Shan, Ruiying Xiong, Michael Katzman

    Published 2025-01-01
    “…In this study, we assess the impact of opioid disposal kits on disposal rates after orthopedic surgery. In a difference-in-differences study of 1,321 eligible patients, disposal kits were associated with a 10.6 percentage point increase (95% CI: -3.5% to 24.7%) in disposal rates as well as a 10.5 percentage point increase (95% CI: 0.2% to 20.9%) in the fraction of opioids disposed. …”
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  3. 183

    CONTACT FINITE ELEMENT ANALYSIS OF JOINT BEARING LAMINATED MEMBRANE COUPLING UNDER COMPOSITE LOADING by SHENTU LiuFang, SUN ChengLong, ZHAO QingJia, ZHANG Yan

    Published 2016-01-01
    “…With laminated group which have nine layers as an example,distribution curves of equivalent stress and contact stress due to different torques,different axial displacements and different angular displacements were obtained. …”
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  4. 184

    Short-Term and Procedural Memory for Colours and Inferior Temporal Cortex Activity by E. Castro-Sierra, E. Paredes-Díaz, J. A. Lazareff

    Published 1997-01-01
    “…One of the IT subjects also spent a significantly greater amount of time in the procedural task involving size differences. Other differences in the performances of patients with encephalic tumours and the performances of normal controls were not significant. …”
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  5. 185

    Unbalance Identification of Speed-Variant Rotary Machinery without Phase Angle Measurement by Cong Yue, Xingmin Ren, Yongfeng Yang, Wangqun Deng

    Published 2015-01-01
    “…Moreover, the inherent unbalance recognized by experimental data from a turbine rotor with slender shaft is found to be in certain difference under different counterweight combination. Choosing suitable balancing planes will improve the accuracy of unbalance identification.…”
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  6. 186

    Bulk and Surface Chemical Composition of Wheat Flour Particles of Different Sizes by Jiangtao Lin, Yujuan Gu, Ke Bian

    Published 2019-01-01
    “…Results from scanning electron microscopy and bulk chemical composition analyze showed that flour particles of different sizes differed in microstructure, protein, and starch composition. …”
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  7. 187

    Can Smart City Policy Facilitate the Low-Carbon Economy in China? A Quasi-Natural Experiment Based on Pilot City by Shuangshuang Fan, Shengnan Peng, Xiaoxue Liu

    Published 2021-01-01
    “…For this purpose, we developed a nonconvex meta-frontier data envelopment analysis (DEA) approach to measure LCE and used the differences-in-difference (DID) analysis method in the econometric model to empirically analyze the impact of SCP on LCE, using the dataset of 230 cities from 2005 to 2018. …”
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  8. 188

    Nip it in the bud: the impact of China’s large-scale free physical examination program on health care expenditures for elderly people by Qingshan Ma, Yuanmeng Zhang, Feng Hu, Haiyan Zhou, Hao Hu

    Published 2025-01-01
    “…Abstract In this study, we take China’s large-scale free physical examination program for people aged 65 and above as an entry point and use data from the China Health and Retirement Longitudinal Study (CHARLS) between 2011 and 2018 to construct a staggered difference-in-differences (DID) model to examine whether the free physical examination program affected elderly individuals’ health care expenditures. …”
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  9. 189

    The Effect of Aging on the Cracking Resistance of Recycled Asphalt by Mojtaba Mohammadafzali, Hesham Ali, James A. Musselman, Gregory A. Sholar, Aidin Massahi

    Published 2017-01-01
    “…Rejuvenated mixtures generally aged more rapidly, and the rate of aging was different for different rejuvenators.…”
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  10. 190

    A Roadway Safety Sustainable Approach: Modeling for Real-Time Traffic Crash with Limited Data and Its Reliability Verification by Zhenzhou Yuan, Kun He, Yang Yang

    Published 2022-01-01
    “…However, as the development degree of the freeway system is different in different regions, the sample size of traffic data collected in some regions is insufficient, and the precision of data is relatively low. …”
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  11. 191

    PREVENTING CYBER ATTACKS ON CRIRICAL INFRASTRUCTURE: A NEW PRIORITY FOR THE RUSSIAN PUBLIC DIPLOMACY? by O. V. Demidov

    Published 2013-10-01
    “…Despite the significant differences of different countries in this area, their positions on ensuring protection against cyber attacks peaceful nuclear infrastructure are the closest to a consensus, creating a window of opportunity for practical progress on this issue in 2013-2014.…”
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  12. 192

    The Subject Role in the Application of Conceptual Metaphor by Hossein Razavian, Sedighe Tahmasebi

    Published 2018-02-01
    “…In preliminary studies, the frequency and the mode of metaphor application in different domains differed. That was why the authors decided to search the issue relying on the data in cookery and sport domains. …”
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  13. 193

    A TURNING POINT FOR BANKING: UNRAVELING THE CHANGING LANDSCAPE OF BANKING ACTIVITY IN EUROPE SINCE THE COVID-19 PANDEMIC by ANDREA BELLUCCI, GIANLUCA GUCCIARDI

    Published 2024-12-01
    “…This study investigates how the COVID-19 pandemic affected the European banking system, focusing on lending activities and risk-taking behavior. We use a difference-in-differences (DID) approach to compare the performance of banks highly impacted by the pandemic with those operating in less affected countries. …”
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  14. 194

    Critical Review of the Book “English for the Students of Comparative Education: Primary and Preschool Education” by Vida Rahiminejad

    Published 2017-11-01
    “…The aim of this kind of comparison is to analyze the similarities and differences between different educational systems in terms of organizational, structural, educational management, evaluation of training programs, and educational methods at different stages of education.Based on the general concept, comparative education compares all issues with regard to education in countries, and is considered as a course in MA and doctoral degree in European and American universities.There are different views towards the aims of comparative education. …”
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  15. 195

    Effectiveness of scapular retraction exercises and kinesio taping in individuals with protracted shoulders: A randomized control trial by Divya Gohil, Mokshi Koul, Gaurang Baxi

    Published 2024-07-01
    “…A T-test was used to compare the intergroup differences. The differences were highly significant (P < 0.05) for all outcome measures, except for pectoralis minor length differences on day 14 and day 24. …”
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  16. 196

    The effect of the Covid pandemic on stock market volatility: Separating initial impact from time-to-recovery by Jin Zeng, Yijia Zhang, Yun Yin, Peter G Moffatt

    Published 2024-11-01
    “…We attribute these differences to differences in investors' sensitivity to adverse news, and to differences in the preparedness of stock markets to absorb the effects of crises such as the COVID-19 pandemic.…”
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  17. 197

    Export creation of the Belt and Road Initiative: “Give‐them‐a‐fish” or “Teach‐them‐to‐fish”? by Yu Chen, Yan Zhang, Lin Zhao

    Published 2022-12-01
    “…This paper investigates whether the BRI created exports for its member states (excluding China), based on a difference‐in‐differences model. We find a significant causal relationship between the signing of the initiative and the export growth of its member states. …”
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  18. 198

    Fault Diagnosis of High-Speed Train Bogie Based on Synchrony Group Convolutions by Yunpu Wu, Weidong Jin, Junxiao Ren, Zhang Sun

    Published 2019-01-01
    “…The proposed method is able to gather signals with similar patterns and process these channels with specific groups of neurons while simultaneously assigning signals with significant difference to different groups. In this approach, the feature can be extracted more effectively and the performance can be improved, owing to the sharing of filters for similar patterns. …”
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  19. 199

    Analysis of the Thermal Elastohydrodynamic Lubrication of Water-lubricated Hybrid Ceramic Bearing by Zhang Tonggang, Wang Youqiang, Xu Caihong, Wang Limei

    Published 2017-01-01
    “…When the local maximum temperature of the lubricating film is kept at a constant value,the combination of velocity and load has an inverse synergistic effect on the local temperature control of the lubricating film,and the variation trend of the velocity and load is different under different conditions.…”
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  20. 200

    Inferring causal connectivity from pairwise recordings and optogenetics. by Mikkel Elle Lepperød, Tristan Stöber, Torkel Hafting, Marianne Fyhn, Konrad Paul Kording

    Published 2023-11-01
    “…We explain how confounding can be reduced by combining instrumental variables (IV) and difference in differences (DiD) techniques from econometrics. …”
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