Results 91 to 100 of about 152,260 (297)

Are Governments Green Shareholders? The Impact of State Ownership on Environmental Performance at Home and Abroad

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Despite the critical role that state‐owned enterprises (SOEs) can play in the green transition, relatively little is known about governments' environmental behavior as foreign shareholders. This study examines the effect of state ownership on domestic and foreign environmental performance.
Pablo Torres, Germà Bel, Marc Esteve
wiley   +1 more source

Advanced crew procedures development techniques [PDF]

open access: yes
The development of an operational computer program, the Procedures and Performance Program (PPP), is reported which provides a procedures recording and crew/vehicle performance monitoring capability.
Arbet, J. D.   +5 more
core   +1 more source

Real-Time Estimation of Ionospheric Power Spectral Density for Enhanced BDS PPP/PPP-AR Performance

open access: yesElectronics
The undifferenced and uncombined (UDUC) model preserves raw code and carrier-phase observations for each frequency, avoiding differencing or ionosphere-free combinations. This approach enables the direct estimation of atmospheric parameters. However, the stochastic characteristics of these parameters, particularly ionospheric delay, are often ...
Yixi Wang   +4 more
openaire   +1 more source

Artificial Intelligence–Driven and Digital Practices for Circular Business and Finance: Insights for Advancing Hubs for Circularity

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The emerging concept of Hubs for Circularity (H4Cs) presents an opportunity to create collaborative, self‐sustaining regional industrial ecosystems that drive circular economy transitions at scale. However, the operationalisation of H4Cs faces financial, organisational and data‐driven challenges.
Aditya Tripathi   +3 more
wiley   +1 more source

Purchasing power parity: an empirical study of three EMU countries [PDF]

open access: yes
We apply Purchasing Power Parity (PPP) theory to the analysis of long- run equilibrium in the foreign exchange market. We study the case of Portugal vis-à-vis Germany and Spain, and the case of Spain vis-à-vis Germany, in the period 1960-1990.
António Portugal Duarte
core   +3 more sources

Precise Point Positioning Using Triple GNSS Constellations in Various Modes

open access: yesSensors, 2016
This paper introduces a new dual-frequency precise point positioning (PPP) model, which combines the observations from three different global navigation satellite system (GNSS) constellations, namely GPS, Galileo, and BeiDou.
Akram Afifi, Ahmed El-Rabbany
doaj   +1 more source

Financial Market Integration and World Economic Stabilization toward Purchasing Power Parity [PDF]

open access: yes
Purchasing power parity (PPP) is one of the most important, but empirically controversial theories in international macroeconomics. Although many researchers believe that some variant of PPP holds in the long run, there are diverse empirical results ...
Katsumi Shimotsu, Tatsuyoshi Okimoto
core  

An empirical examination of the purchasing-power-parity hypothesis for Denmark 1875-2002 [PDF]

open access: yes, 2004
The paper reviews the empirical evidence regarding long-run relative purchasing-powerparity (PPP) convergence in the case of Denmark using simple unit-root tests and cointegration tests on new historical time-series indices for the effective krone rate ...
Abildgren, Kim
core  

Board Networks and Corporate Carbon Emissions: A Cross‐Country Analysis of Causal Effects

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines whether board networks influence corporate carbon emissions and the strategic pathways through which firms decarbonize. Using a sample of 1952 firms across 48 countries from 2003 to 2020, we employ dynamic stacked regressions that exploit exogenous carbon‐regulation shocks affecting firms connected through shared third ...
Katarzyna Burzynska   +3 more
wiley   +1 more source

Anti‐Obesity Pharmacotherapy and Emerging Multimodal Interventions for Obstructive Sleep Apnea

open access: yesChronic Diseases and Translational Medicine, EarlyView.
Cellular and molecular mechanisms of obesity‐related obstructive sleep apnea (OSA). ADMA: asymmetric dimethyrarginine, NLRP3: nucleotide‐binding domain, leucine‐rich repeat family, Pyrin domain containing 3, TLR: toll‐like receptors, IL‐1β: interleukin‐1β, IL‐6: interleukin‐6; LPS: lipopolysacharide, ROS: reactive oxygen species, TNF‐α.
Anish Preshy   +3 more
wiley   +1 more source

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