Results 251 to 260 of about 84,600 (310)

Testing for Contagion in International Financial Markets: To See More, Go Higher

open access: yesFinancial Review, EarlyView.
ABSTRACT Traditional measures of financial contagion rely on correlation shifts, overlooking higher moments such as skewness and kurtosis. We examine contagion during two major financial crises, incorporating lower‐ and higher‐moment measures. We analyze stock market returns from 22 major markets at different frequencies, offering a global perspective ...
Simeon Coleman, Vitor Leone
wiley   +1 more source

Multi‐Objective Optimization of a Hydro‐Economic Model in an Over‐Allocated Agricultural Basin

open access: yesGroundwater, EarlyView.
Abstract Groundwater depletion for agricultural irrigation poses significant environmental and economic challenges. This study introduces a proof‐of‐concept that combines hydro‐economic modeling, scenario‐based modeling, and multi‐objective optimization to manage pumping curtailment in an over‐allocated basin in the western United States.
Katherine H. Markovich   +5 more
wiley   +1 more source

A new family of models with generalized orientation in data envelopment analysis

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract In the framework of data envelopment analysis, we review directional models and show that they are inadequate when inputs and outputs are improved simultaneously under constant returns to scale. Conversely, we introduce a new family of quadratically constrained models with generalized orientation and demonstrate that these models overcome this
Vicente J. Bolós   +2 more
wiley   +1 more source

Response to Letter to the Editor for "Effect of Intraoperative Image-Guided Spinal Navigation Technologies on Endoscopic Lumbar Spine Surgery: A Systematic Review and Meta-Analysis". [PDF]

open access: yesGlobal Spine J
Wang YC   +17 more
europepmc   +1 more source

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