Showing 81 - 100 results of 314 for search '"difference in difference"', query time: 0.06s Refine Results
  1. 81

    Classification of Alzheimer's disease using unsupervised diffusion component analysis by Dominique Duncan, Thomas Strohmer

    Published 2016-07-01
    “…The key difference between our method and others used to classify and detect AD early in its course is our nonlinear and local network approach, which overcomes calibration differences among different scanners and centers collecting MRI data and solves the problem of individual variation in brain size and shape. …”
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  2. 82

    Labor Industry Allocation, Industrial Structure Optimization, and Economic Growth by Liyuan Shi

    Published 2021-01-01
    “…In recent years, there has been a significant wage difference between different industries in China’s labor market, and the employees have shifted from low-wage industries to high-wage industries. …”
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    Article
  3. 83

    Effect of Carbon Supported Pt Catalysts on Selective Hydrogenation of Cinnamaldehyde by Qing Han, Yunfei Liu, Dong Wang, Fulong Yuan, Xiaoyu Niu, Yujun Zhu

    Published 2016-01-01
    “…It is of great significance to evaluate the possible differences between different supports arising from metal dispersion and electronic effects, in terms of activity and selectivity. …”
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  4. 84

    The Role of Polyphenols, 𝜷-Carotene, and Lycopene in the Antioxidative Action of the Extracts of Dried, Edible Mushrooms by A. Robaszkiewicz, G. Bartosz, M. Ławrynowicz, M. Soszyński

    Published 2010-01-01
    “…We found that the concentration of antioxidants is different in different species and in various parts of the fruiting body of mushrooms. …”
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  5. 85

    Green finance policy and regional air pollution control: a two-wheel drive by government departments and financial institutions by Xinkuo Xu, Zenglu Song, Jinjing Lu

    Published 2025-12-01
    “…Using a multi-temporal difference-in-differences method, the study investigates the impact of green finance reform and innovation pilot zones (GFRIs) on county haze pollution (CHP) through the synergy of governmental departments and financial institutions. …”
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  6. 86

    China’s New Environmental Protection Law and Green Innovation: Evidence from Prefecture-Level Cities by Wen Chen, Ying Wu

    Published 2021-01-01
    “…Using a large sample of Chinese prefecture-level cities for the 2010–2016 period and the difference-in-differences (DID) methodology, we provide strong evidence that the new environmental protection law promotes green innovation. …”
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  7. 87

    Glittering Hope: Evaluating the bicycles for educational empowerment (BEEP) programme as panacea to inclusive education in Zimbabwe by Taruvinga Muzingili, Raymond Taruvinga

    Published 2025-01-01
    “…Descriptive statistics, Kaplan-Meier survival analysis, and difference-in-differences (DiD) were employed to assess school attendance, re-enrollment, and dropout rates. …”
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  8. 88

    Environmental tax reform roles and strategies of local governments: A quasi-natural experiment from China by Tianyang Chu

    Published 2025-06-01
    “…This study examines the impact of environmental tax reform on local governments using panel data for 247 Chinese prefecture-level cities from 2011 to 2021 and the difference-in-differences method. It finds that environmental tax reform leads local governments to increase environmental supervision and fiscal technology expenditure. …”
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  9. 89

    Accountability audits of natural resources and industrial green total factor productivity: evidence from China by Rongbing Huang, Xiaomin Zou

    Published 2025-02-01
    “…In this study, we employed a multiperiod difference-in-differences model to investigate the influence of accountability audits of natural resources on the industrial green total factor productivity by matching 2012 to 2019 province‒industry annual data. …”
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  10. 90

    Application of Hydrophilic Interaction Liquid Chromatography for the Quantification of Flavonoids in Genista tinctoria Extract by Aleksandra Sentkowska, Magdalena Biesaga, Krystyna Pyrzynska

    Published 2016-01-01
    “…Hydrophilic interaction chromatography (HILIC) was employed to investigate chromatographic behavior of selected flavonoids from their different subgroups differing in polarity. Chromatographic measurements were performed on two different HILIC columns: unmodified silica (Atlantis-HILIC) and zwitterionic sulfoalkylbetaine (SeQuant ZIC-HILIC). …”
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  11. 91

    Intelligent manufacturing policy, ESG performance, and total factor productivity: Evidence from China. by Haiyue Liu, Jianwu Ren

    Published 2025-01-01
    “…This study uses the introduction of the "Made in China 2025" policy as a quasi-natural experiment and employs the difference-in-differences method to investigate the impact of intelligent manufacturing policies on firms' total factor productivity (TFP) and its mechanisms. …”
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  12. 92

    Sensorimotor environment but not task rule reconfigures population dynamics in rhesus monkey posterior parietal cortex by Hao Guo, Shenbing Kuang, Alexander Gail

    Published 2025-02-01
    “…We asked if the neural dynamics to support context-sensitive sensorimotor mapping generalizes or differs between different behavioral contexts that demand such flexibility. …”
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  13. 93

    Mesoscopic Characteristics on Cracks of Three-Point Bending RC Beam with Corroded Reinforcement by Nan Wu, Hao Jin, Qingrong Tian, Zheng Li

    Published 2020-01-01
    “…In this study, the mesoscopic models of the three-point bending RC beams with different aggregates, different aggregate contents, and different corrosion expansion pressures were built. …”
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  14. 94

    A comparison of the modal dać się structure with the dispositional middle in Polish by Anna Bondaruk

    Published 2015-12-01
    “…However, they show a number of differences. They differ in the presence of a syntactically active agent, their aspectual properties, the availability of episodic interpretations, the obligatory presence of an adverbial modifier, and verb class restrictions. …”
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  15. 95

    Children’s Pain: A Mandate for Change by Andrea L Brennan-Hunter

    Published 2001-01-01
    “…Although treatment strategies differ across different types of pain, children's conditions and ages, the principles and mandate for change discussed in this paper are directly relevant to all categories of children's pain.…”
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  16. 96

    Assessment of Soil Organic Carbon in Tropical Agroforests in the Churiya Range of Makawanpur, Nepal by Lilu Kumari Magar, Gandhiv Kafle, Pradeep Aryal

    Published 2020-01-01
    “…The soil organic carbon was not found significantly different across different agroforestry systems. Looking into the values of stocks of soil organic carbon, it is concluded that the tropical agroforests have played a role in global climate change mitigation by storing considerable amounts of soil organic carbon and the storage capacity can further be increased. …”
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  17. 97

    Sexual Quality of Life in Women with Breast Cancer by Lovorka Brajkovic, Petra Sladic, Vanja Kopilaš

    Published 2021-06-01
    “…The main goal of this paper is to systematically review the literature to determine the level of sexual quality of life in women with breast cancer considering the individual and combined impact of grade, progression of the disease, type of treatment, body image, degree of depression, and anxiety, self-esteem, and social partner support and to determine whether the perception of the body, level of self-esteem and the presence of depressive and anxiety symptoms differ regarding different types of treatment or the level of partners' social support. …”
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  18. 98

    A Database of Gene Expression Profiles of Korean Cancer Genome by Seon-Kyu Kim, In-Sun Chu

    Published 2015-09-01
    “…Because there are clear molecular differences entailing different treatment effectiveness between Korean and non-Korean cancer patients, identifying distinct molecular characteristics of Korean cancers is profoundly important. …”
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  19. 99

    Spatial modeling of rainfed wheat yield using agroclimaticmicrozonation in Kurdistan by Naseh Qaderi, Bohloul Alijani, zahra hejazizadeh, mohammad saligheh

    Published 2018-03-01
    “…The effect of independent variables on yield at different times of year is proportional to the phonological stage in years Different and different in different regions. In Kurdistan province, the number of rainy days of the year, total degree hours the temperature reaches below -11 °C (sum of hours with below -11 °C temperature) from germination to tillering stage, the annual precipitation, the rainfall in the fifth decade of the water year (the precipitation of 11-20 of November), annual relative humidity and total degree hours the temperature reaches above 30°Ctemperature (sum of hours with above 30 °C temperature) in milky and dough stage is the determinants of the production of rainfed wheat. …”
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  20. 100

    Effect of Brewing Water on the Antioxidant Capacity of Green Tea Infusion with DPPH Assay by Qing-Qing Cao, Yan-Qing Fu, Cheng-Bin Zhang, Yan Zhu, Jun-Feng Yin, Daniel Granato, Predrag Putnik, Yong-Quan Xu

    Published 2022-01-01
    “…Besides, it was found that EGCG, as a major contributor to the antioxidant activity of green tea infusion, was influenced differently by different metal ions, among which Ca2+/Mg2+ could enhance the antioxidant activity of EGCG solutions with different concentration through synergistic effect, particularly Ca2+, and the effect was more markable at a higher EGCG concentration. …”
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