Results 121 to 130 of about 3,779,268 (371)

An Urban Economic Model over a Continuous Plane with Spatial Characteristic Vector Field - Consideration of Heterogeneous Geographical Conditions - [PDF]

open access: yes
Among others Beckmann (1952) firstly introduced the concept of a two dimensional continuous space into economics. This great step had unfortunately not shown further expansion in economics.
Yuzuru Miyata
core  

Biodiversity in the city: key challenges for urban green space management

open access: yes, 2017
Cities play important roles in the conservation of global biodiversity, particularly through the planning and management of urban green spaces (UGS). However, UGS management is subject to a complex assortment of interacting social, cultural, and economic
Myla F. J. Aronson   +7 more
semanticscholar   +1 more source

2D Vermiculite Nanolaminated Membranes for Efficient Organic Solvent Nanofiltration

open access: yesAdvanced Functional Materials, EarlyView.
Intercalating multivalent cations into 2D vermiculite nanolaminates significantly improves the structural stability and sieving capabilities of membranes in both aqueous and organic media, rendering them effective for organic solvent nanofiltration. Abstract Membrane separation technology has found widespread application in molecular sieving and water ...
Wensen Wang   +17 more
wiley   +1 more source

О проблеме межцивилизационных отношений России и зарубежной Европы в начале XXI века

open access: yesBaltic Region, 2018
Сложности межцивилизационных отношений, на которые обращали внимание еще С. Хантингтон и Л. Гумилев, в настоящее время возрастают, что связано с кардинальными геополитическими и геоэкономическими изменениями, начавшимися с распадом СССР и возглавляемой ...
Гуторов В.А.   +2 more
doaj   +1 more source

Empirical Equilibria in Agent-based Economic systems with Learning agents [PDF]

open access: yesarXiv
We present an agent-based simulator for economic systems with heterogeneous households, firms, central bank, and government agents. These agents interact to define production, consumption, and monetary flow. Each agent type has distinct objectives, such as households seeking utility from consumption and the central bank targeting inflation and ...
arxiv  

ASSESSING THE JOINT INFLUENCE OF ECOLOGICAL AND SOCIOECONOMIC DETERMINANTS OF INCREASES IN THE BUILT-ENVIRONMENT: A STUDY OF TRENDS IN CENTRAL NORTH CAROLINA [PDF]

open access: yes
This paper advances an empirical model assessing how, over both time and space, changes in land-use respond to changing economic and ecological conditions.
Iovanna, Rich, Vance, Colin
core   +1 more source

Innovative Digital Marketing Strategies in the Gaming Industry: A Case Study of Love and Deep Space

open access: yesAdvances in Economics, Management and Political Sciences
By analyzing the digital marketing strategies for the game Love and Deep Space by Paper Stacking Company, this study reveals the company's diverse and innovative methods in the global market.
Shiyun Gan
semanticscholar   +1 more source

Recent Advances in Single‐Atom Catalyst for Solar Energy Conversion: A Comprehensive Review and Future Outlook

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights the potential of single‐atom catalysts in three key photocatalytic reactions: the hydrogen evolution reaction (HER), nitrogen reduction reaction for ammonia synthesis, and carbon dioxide reduction reaction (CO2RR) for chemical fuels.
Saad Mehmood   +5 more
wiley   +1 more source

Solar thermal heating and cooling. A bibliography with abstracts [PDF]

open access: yes
This bibliographic series cites and abstracts the literature and technical papers on the heating and cooling of buildings with solar thermal energy. Over 650 citations are arranged in the following categories: space heating and cooling systems; space ...
Arenson, M.
core   +1 more source

Scarcity in IP addresses: IPv4 Address Transfer Markets and the Regional Internet Address Registries [PDF]

open access: yes, 2008
We are running out of Internet addresses. This paper evaluates address transfer policies that Internet governance agencies are considering as a response to the depletion of the IPv4 address space.
Milton Mueller
core  

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