Results 111 to 120 of about 5,301,346 (404)

Characteristics of the urban environmental regulation network and its impact on carbon emission efficiency in China

open access: yesHumanities & Social Sciences Communications
On the basis of 2007–2019 data covering 254 cities in China, we analyze the overall and individual characteristics of the environmental regulation network (ERN) using a modified gravity model and social network analysis (SNA) method and investigate the ...
Huiping Wang, Peiling Liu
doaj   +1 more source

Econometric Methods Used to Study the Informal Economy and Regional Development [PDF]

open access: yes
The study proposes to present some research directions in the field of informal economy and regional development found in economic literature. Are presented some results at the level of Romania and Hungary`s economy.
Stelian STANCU, Tudorel ANDREI
core  

Microbial Contribution to Soiling and Its Impact on Photovoltaic Module Soiling in Arid Zones of the Atacama Desert

open access: yesAdvanced Sustainable Systems, EarlyView.
Microorganisms colonizing photovoltaic surfaces in the Atacama desert form biofilms that enhance particle adhesion and reduce energy yield. This study identifies UV‐resistant bacteria and carotenoid‐producing strains that interfere with PV performance.
Douglas Olivares   +8 more
wiley   +1 more source

Strategy of Systemic Development of Entrepreneurial Infrastructure of Regional Economy

open access: yes, 2015
Implementation of flexibility, sustainability, and dynamics of modern economy is largely determined by the state of its infrastructure. According to this, the level of complexity and completeness of development of infrastructural complex influences the ...
E. Sibirskaya   +4 more
semanticscholar   +1 more source

COMPETITION – AN IMPORTANT FACTOR FOR DEVELOPMENT AND REGULATION OF THE ECONOMY OF REPUBLIC MOLDOVA [PDF]

open access: yes
Under the influence of regional and international economic changes competition has reaffirmed its role as a decisive regulating force of the market economy. Increased competition leads to enhancement of productivity and competitiveness processes, to cost
Tatiana TROFIMOV   +1 more
core  

Genome‐Wide by Lifetime Environment Interaction Studies of Brain Imaging Phenotypes

open access: yesAdvanced Science, EarlyView.
This study explores genome‐wide by lifetime environment interactions on brain imaging phenotypes. Gene‐environment interactions explain more phenotypic variance than main effects, pinpoint regulatory variants, and reveal exposure‐specific biological pathways.
Sijia Wang   +51 more
wiley   +1 more source

Quantitative Techniques used for the Informal Economy Analysis at National and Regional Level [PDF]

open access: yes
The main issues in the informal economy domain are related to its definition, quantification, its position at the level of national economy and the application of econometric models to quantify its effects on economic and social development, at national ...
Andreea Iluzia IACOB   +3 more
core  

Long‐Term Elevated CO2 Improves Soil Health and Rice Yields in Paddy Fields

open access: yesAdvanced Science, EarlyView.
Combining the two longest‐running rice free‐air CO2 enrichment experiments with a global data synthesis, this study demonstrates that long‐term elevated CO2 consistently enhances soil health. In rice paddies, this improvement sustains the CO2 fertilization effect over decades.
Fan Jiang   +22 more
wiley   +1 more source

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