The impact of the centralized volume-based procurement policy on Chinese pharmaceutical manufacturing firms' R&D investment: A difference-in-differences approach. by Fangjun Qiu, Shouming Chen, Yujia Li, Xianjing Wang, Mengfei Zhu

“…Drawing data from listed manufacturing firms in China's A-share market (2015-2020), the results from a difference-in-differences analysis with different model specifications indicate that the CVBP significantly promotes the pharmaceutical manufacturing firms' R&D investment. …”
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The impact of carbon emissions trading on green total factor productivity based on evidence from a quasi-natural experiment by Haisheng Hu

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Impact of High-standard Farmland Construction policy on labor substitution by machinery in China:Evidence from quasi-experimental approaches at the macro and micro levels by YANG Yu, XIE Zhiwen, ZHANG Lijuan, ZHANG Qian

Subjects: “…high-standard farmland construction|labor costs|induced technological changes|factor substitution|difference-in-differences method (did)…”
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Does the free trade zone strategy promote urban low-carbon transformation? Experimental evidence from China by Junkai Sun, Xin Fang, Xinyue Gao, Guilin Dai

Subjects: “…Spatial staggered difference-in-differences method…”
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Towards a green world: how new urbanization affects green total factor carbon productivity by Xiaohong Wang, Xuanting Li

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The impact of ecological civilization construction on the resilience of green technology innovation: evidence based on double dual machine learning by Cunlin Li, Cunlin Li, Shiyu Zhang, Shiyu Zhang, Baojun Yang, Baojun Yang

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Bacterial Profile and Antibiotic Resistance in Patients with Diabetic Foot Ulcer in Guangzhou, Southern China: Focus on the Differences among Different Wagner’s Grades, IDSA/IWGDF Grades, and Ulcer Types by Xiaoying Xie, Yunwen Bao, Lijia Ni, Dan Liu, Shaona Niu, Haixiong Lin, Hongyu Li, Chaohui Duan, Li Yan, Songyin Huang, Zhaofan Luo

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Impact of diagnosis-related group payment on medical expenditure and treatment efficiency on people with drug-resistant tuberculosis: a quasi-experimental study design by Yingbei Xiong, Yifan Yao, Yuehua Li, Shanquan Chen, Yunfei Li, Kunhe Lin, Li Xiang

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The Impact of Innovative City Pilot Policy on Urban Land Green Use Efficiency: A Quasi-Natural Experiment from China by Hengzhou Xu, Zhongyue Li, Luyu Guo, Yingfei Liu

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Effect size assessment in quasi-experimental studies by O. V. Krasko

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Analysis of the Effect of Reduced Corporate Income Tax Implementation on Employment in Turkey by Elyasa Aksoy

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Can the industrial transformation and upgrading demonstration zones policy improve urban green technology innovation? An empirical test based on old industrial cities and resource-... by Bingnan Guo, Junjie Hu, Xinyan Guo

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Impacts and Internal Mechanisms of High-Standard Farmland Construction on the Reduction of Agricultural Carbon Emission in China by Shuangqiang Li, Mingyue Li, Jiaojiao Chen, Siyuan Shao, Yu Tian

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Can a tiered water price policy improve the technical efficiency of crop irrigation for maize in the Heihe River Basin in Northwest China? by Guifang Li, Dongdong Ma

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Impact of national e-commerce demonstration city pilot policy on urban carbon emission efficiency: From the perspective of soft and hard environments by YUE Li, WANG Xinran

Subjects: “…national e-commerce demonstration city|pilot policy|carbon emission efficiency|difference-in-differences model|double machine learning model|soft environment|hard environment…”
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The impact of chronic disease diagnoses on smoking behavior change and maintenance: Evidence from China by Xinxin Chi, Xihua Liu, Cong Li, Wen Jiao

“…Methods Employing the diagnosis of chronic disease in the older cohorts of the population as a natural experiment, this study utilizes recent advancements in difference-in-difference estimation methods (CS-DID) to investigate the effect of a diagnosis on smoking behavior. …”
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The dilemma between fertility and work: How did the Universal Two-Child policy affect Chinese women's labor income? by Yi Chen, Zu Wang

“…Based on China Family Panel Studies (CFPS) data from 2012 to 2020, we estimate the effect of the "Universal Two-Child" (UTC) policy on women's employment income in China by the Difference-in-Difference (DID) model. Our results show that the UTC policy leads to an average decrease of 20.86% in women's employment income. …”
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THEMATIC PROGRESSION IN JAKARTA POST AND ‘KOMPAS’ NEWSPAPER EDITORIALS: A COMPARATIVE STUDY ON TEXT COHERENCE STRATEGY by Neni Triyana, Safnil Arsyad, Arono Arono

“…The different on thematic progression in Jakarta post and “Kompas’ newspaper editorials is  difference,the difference of sequence in the patterns between Jakarta Post and ‘Kompas’ newspaper editorials. …”
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Specialists and generalists by I. V. Anokhov

“…Labor specialization is also based on difference – the difference between initial resources and collective consumption. …”
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Fighting against COVID-19 requires wearing a face mask by not some but all by Hakan Yilmazkuday

“…The formal analysis is achieved by using a difference-in-difference design, where U.S. county-level data on changes in COVID-19 cases or deaths are regressed on lagged changes in social interaction of people measured by Google mobility. …”
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