An Efficient Key-Policy Attribute-Based Searchable Encryption in Prime-Order Groups

Author(s):  
Ru Meng ◽  
Yanwei Zhou ◽  
Jianting Ning ◽  
Kaitai Liang ◽  
Jinguang Han ◽  
...  
2020 ◽  
pp. 239965442096524
Author(s):  
Mariska JM Bottema ◽  
Simon R Bush ◽  
Peter Oosterveer

The Thai aquaculture sector faces a range of production, market and financial risks that extend beyond the private space of farms to include public spaces and shared resources. The Thai state has attempted to manage these shared risks through its Plang Yai (or ‘Big Area’) agricultural extension program. Using the lens of territorialization, this paper investigates how, through the Plang Yai program, risk management is institutionalized through spatially explicit forms of collaboration amongst farmers and between farmers and (non-)state actors. We focus on how four key policy instruments brought together under Plang Yai delimited multiple territories of risk management over shrimp and tilapia production in Chantaburi and Chonburi provinces. Our findings demonstrate how these policy instruments address risks through dissimilar but overlapping territories that are selectively biased toward facilitating the individual management of production risks, whilst enabling both the individual and collective management of market and financial risks. This raises questions about the suitability of addressing aquaculture risks by controlling farmer behavior through state-led designation of singular, spatially explicit areas. The findings also indicate the multiple roles of the state in territorializing risk management, providing a high degree of flexibility, which is especially valuable in landscapes shared by many users, connected to (global) value chains and facing diverse risks. In doing so we demonstrate that understanding the territorialization of production landscapes in a globalizing world requires a dynamic approach recognizing the multiplicity of territories that emerge in risk management processes.


Author(s):  
Donald Houston ◽  
Georgiana Varna ◽  
Iain Docherty

Abstract The concept of ‘inclusive growth’ (IG) is discussed in a political economy framework. The article reports comparative analysis of economic and planning policy documents from Scotland, England and the UK and findings from expert workshops held in Scotland, which identify four key policy areas for ‘inclusive growth’: skills, transport and housing for young people; city-regional governance; childcare; and place-making. These policies share with the ‘Foundational Economy’ an emphasis on everyday infrastructure and services, but add an emphasis on inter-generational justice and stress the importance of community empowerment as much as re-municipalisation. Factors enabling IG policy development include: the necessary political powers; a unifying political discourse and civic institutions; and inclusive governance and participatory democracy.


2021 ◽  
Vol 115 ◽  
pp. 102006
Author(s):  
Yanping Li ◽  
Qiang Cao ◽  
Kai Zhang ◽  
Fang Ren

2021 ◽  
pp. 209653112110127
Author(s):  
Yong Jiang ◽  
Beibei Zhang ◽  
Ying Zhao ◽  
Chuchu Zheng

Purpose: 2020 is the concluding year of the basic preschool education popularization policy in China and marks the beginning of China’s Education Modernization 2035. This study focuses on the top-level design and the prospect of the development plan of China’s preschool education toward 2035. Design/Approach/Methods: The research method adopted is expert interview. We interviewed 11 experts, including policymakers, educational administrators, scholars, and practitioners in the education. Findings: To develop China’s preschool education, we need to integrate macro-level, meso-level, and micro-level contents: focusing on public welfare as the development concept, furthering the reform of the educational system and mechanism, making quality improvement the plan’s key goal, and forming a new preschool education development mode with Chinese characteristics. Originality/Value: This study hopes to clarify the focus to have an impact on China’s preschool education toward 2035. It also aims to provide suggestions about preschool education development for other countries.


2021 ◽  
pp. 1-14
Author(s):  
Mathew Alexander ◽  
Lynn Unruh ◽  
Andriy Koval ◽  
William Belanger

Abstract As of November 2020, the United States leads the world in confirmed coronavirus disease 2019 (COVID-19) cases and deaths. Over the past 10 months, the United States has experienced three peaks in new cases, with the most recent spike in November setting new records. Inaction and the lack of a scientifically informed, unified response have contributed to the sustained spread of COVID-19 in the United States. This paper describes major events and findings from the domestic response to COVID-19 from January to November 2020, including on preventing transmission, COVID-19 testing and contact tracing, ensuring sufficient physical infrastructure and healthcare workforce, paying for services, and governance. We further reflect on the public health response to-date and analyse the link between key policy decisions (e.g. closing, reopening) and COVID-19 cases in three states that are representative of the broader regions that have experienced spikes in cases. Finally, as we approach the winter months and undergo a change in national leadership, we highlight some considerations for the ongoing COVID-19 response and the broader United States healthcare system. These findings describe why the United States has failed to contain COVID-19 effectively to-date and can serve as a reference in the continued response to COVID-19 and future pandemics.


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