Showing 21 - 40 results of 47 for search '"difference in difference"', query time: 0.05s Refine Results
  1. 21

    The effect of E-commerce on digital inclusive finance: evidence from the E-commerce boom in rural China by Yi-Fan Zhang, Haoxing Zhao

    Published 2025-12-01
    “…Based on quasi-natural experiment data including 2844 counties in China, we employ a staggered difference-in-differences (DiD) model and find that after the arrival of the e-commerce boom, the digital inclusive finance index increased largely. …”
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  2. 22

    The fate and transport of pesticide seed treatments and its impact on soil microbials by Kaiye Li, Qing Cheng, Chao Zeng, Hong Shen, Chensheng Lu

    Published 2025-01-01
    “…Neither the fresh weight nor the total yield of maize was significantly different among different treatments, suggesting the planting of maize seeds treated with TMX has no apparent economic incentives to corn growers.…”
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  3. 23

    Analysis of Nitrogen and Phosphorus Spatiotemporal Variations and Their Influencing Factors in Sansha Bay by CAO Nuotong, LI Qingsheng, JIANG Jinlong

    Published 2024-09-01
    “…The spatial variation of DIN and DIP were different in different seasons. In spring and autumn, the content of DIN in Sansha Bay is higher than that in most other bays, while in summer it is lower than that in most other bays. …”
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  4. 24

    Recent Advances in Electrocatalysts for Carbon Dioxide Reduction by Deng Xiaojie, Huang Ziying, Wu Xuheng

    Published 2025-01-01
    “…By summarizing the definition, characteristics, deficiencies, and modification strategies of different electrocatalysts, different effects of different electrocatalysts on ECO2RR reaction were studied. …”
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  5. 25

    Cost Savings and Reduced Health Care Utilization Associated with Participation in a Digital Diabetes Prevention Program in an Adult Workforce Population by Cynthia Castro Sweet, Carolyn Bradner Jasik, Amy Diebold, Ashley DuPuis, Bryan Jendretzke

    Published 2020-08-01
    “…Differences in utilization and costs from the year prior to program delivery through 1 year after enrollment were calculated using medical claims data for digital DPP participants compared to a propensity matched cohort in a differences-in-differences model. **Results:** At 1 year, the digital DPP population had a reduction in all-cause health care spend of US$1169 per participant relative to the comparison group (_P_ = 0.01), with US$699 of that savings coming from reduced inpatient spend (_P_ = 0.001). …”
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  6. 26

    Does administrative divisions adjustment affect polluting industries dependence? Evidence from township-town merge in China by Xiaodan Zheng, Shangpu Li, Junwen Li, Yihong Sun

    Published 2025-01-01
    “…This study evaluates the effect of TTM on local governments’ dependence on polluting industries from a fiscal decentralization angle, using the differences-in-differences model with transaction data from China’s land market. …”
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  7. 27

    A CADAVERIC STUDY OF THE BRANCHING PATTERN OF RIGHT CORONARY ARTERY IN PAKISTANI POPULATION by Qazi Waheedullah, Farah Deeba, Sadia Shaukat, Samina Zahir, Shazia Iftikhar, Zainab Rehman

    Published 2023-04-01
    “…Conclusions:   RCA manifest anatomical variations in branching pattern as reported in international literature and this variation is different in different populations of the world which indicates that postnatal development, along with differences based on geography and ethnicities might contribute to the modification of anatomical pattern of coronary arteries in humans.   …”
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  8. 28

    The impact of environmental fees to taxes on total factor productivity of manufacturing enterprises: empirical evidence from China by Jing Huang, Zhaoyang Zhao, Xinjing Yang, Yuhang Tian

    Published 2025-01-01
    “…Employing both difference-in-differences (DID) and triple-difference models, the study empirically analyzes the impact of the environmental protection fee tax change on the total factor productivity (TFP) of manufacturing firms. …”
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  9. 29

    Mere moral beliefs aren't sufficient to determine pro-social behaviors! A moderated mediation framework tested in healthcare settings based on Belief in Self-Determinism (BSD) Theo... by Muhammad Ali Asadullah, Tabassum Iqbal, Ali Haj Khalifa, Sajid Haider

    Published 2025-03-01
    “…The study also found that the mediating role of moral courage between moral convictions and pro-social rule-breaking differs across different levels of professional experience. …”
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  10. 30

    Analysis of new varieties adoption behavior of Chinese turbot farmer based on the perspective of heterogeneity by Qilei Ding, Zhengyong Yang, Renjie Xu, Yifei Chen

    Published 2025-01-01
    “…Heterogeneity means that farmers have certain differences, including differences in age, farming scale and enterprise form. …”
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  11. 31

    Prevalence and Incidence of Injury during Olympic-style Shooting Events: A Systematic Review by Mica R. Harr, Cody J. Mansfield, Bailey Urbach, Matt Briggs, James Onate, Laura C. Boucher

    Published 2021-10-01
    “…Females had higher injury rates than males in the summer Olympics while the opposite was observed in the winter Olympics, likely from sex differences and differences in physiological demand for each event…”
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  12. 32

    Effectiveness of Breast Cancer Awareness Month (BCAM) Before and After the COVID-19 Pandemic: Google Trends Analysis by Majed Ramadan, Walaa Alshekhi, Doaa Aboalola, Siham Aouabdi, Haneen Alzahrani, Abrar Ashi, Rawiah Alsiary

    Published 2025-02-01
    “…Methods: Data from January 2012 to December 2022 were analyzed for "breast cancer" and "Mammogram" searches. A difference-in-differences design compared pre- and post-COVID-19 search volumes. …”
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  13. 33

    Patient autonomy and metabolic bariatric surgery: an empirical perspective by Shelly Kamin-Friedman, Nili Karako-Eyal, Galya Hildesheimer

    Published 2025-02-01
    “…Manipulations and norms were experienced differently by different interviewees, and their impact on autonomy varies depending on the theoretical framework applied. …”
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  14. 34

    Study on needle anatomical structure and drought resistance of 15 spruce species by ZHAO Li, BAO Xiulan, WANG Fude, FU Sheng, LIU Lijie, HUO Kaiyu

    Published 2025-01-01
    “…The mesophyll had no differentiation of palisade tissue and spongy tissue. (2) There were significant differences in different indexes of the anatomical structure of the needles among the 15 spruce species. …”
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  15. 35

    Is leisure sedentary time associated with mental health issues? Evidence from China Health and Nutrition Survey by Hao Li, Hao Li, Weihong Zeng, Weihong Zeng

    Published 2025-02-01
    “…Potential endogeneity was addressed by instrumental variable (IV) method via two-stage least squares (2SLS) regression and a continuous difference-in-differences (DID) design.ResultsOur findings indicate that high levels of sedentary time are associated adversely with mental health issues. …”
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  16. 36

    Effect of different ceramic materials and dentin sealing on occlusal veneers bond strength and fracture resistance by Dina Mohamed Nasr, Rewaa Gaber AboElHassan

    Published 2025-02-01
    “…Results For debonding forces and bond strength testing there were significant differences regarding different materials and dentin sealing strategies, while for fracture resistance, the material selection had a significant effect on it with no significant effects of dentin sealing strategies. …”
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  17. 37

    Impact of Oxycodone HCl Extended-release Formulary Restrictions on Extended-release Opioid Market Share, Healthcare Resource Utilization and Costs in Commercial and Medicare Plans by Rolin L. Wade, Chi-Chang Chen, Ajita P. De, Jaren C. Howard

    Published 2017-07-01
    “…ER opioid market share and healthcare resource utilization/costs for both cases and controls were evaluated for the 6-month period before and after the formulary restriction dates. A difference-in-differences (DiD) approach was utilized to evaluate change in the total per patient per month (PPPM) healthcare utilization and costs. …”
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  19. 39

    Relative Performance of Model Selection Criteria for Cox Proportional Hazards Regression Based on Kullback’s Symmetric Divergence by Clarisse Houénafa Dete, Bruno Enagnon Lokonon, Kossi Essona Gneyou, Marcel Senou, Romain Glèlè Kakaï

    Published 2025-01-01
    “…It is important to note that no model selection criterion is the best in all situations, as they performed differently under different circumstances.…”
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  20. 40

    Significance of immune factors in Crohn's disease development by D. S. Stavtsev, T. A. Astrelina, O. V. Knyazev, T. V. Pukhlikova

    Published 2015-07-01
    “…Presented ambiguous results are caused, first of all, by ethnic differences and different frequency of some alleles in different populations. …”
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