Results 11 to 20 of about 1,626,252 (358)

Localized shocks [PDF]

open access: yes, 2014
We study products of precursors of spatially local operators, $W_{x_{n}}(t_{n}) ... W_{x_1}(t_1)$, where $W_x(t) = e^{-iHt} W_x e^{iHt}$. Using chaotic spin-chain numerics and gauge/gravity duality, we show that a single precursor fills a spatial region ...
Roberts, Daniel A.   +2 more
core   +4 more sources

Assessing livelihood vulnerability using a Bayesian network: a case study in northern Laos

open access: yesEcology and Society, 2020
Agricultural transitions from subsistence to export-oriented production make households more reliant on volatile agricultural commodity markets and can increase households' exposure to crop price and yield shocks.
Victoria Junquera   +1 more
doaj   +1 more source

Diagnosing Magnetic Field Geometry in Blazar Jets Using Multi-Frequency, Centimeter-Band Polarimetry and Radiative Transfer Modeling

open access: yesGalaxies, 2020
We use multi-frequency linear polarization observations from the University of Michigan blazar program (UMRAO), in combination with radiative transfer simulations of emission from a relativistic jet, to investigate the time-dependent flow conditions ...
Margo Aller   +3 more
doaj   +1 more source

repercussions over the life-cycle [PDF]

open access: yes, 2020
We decompose permanent earnings risk into contributions from hours and wage shocks. To distinguish between hours shocks, modeled as innovations to the marginal disutility of work, and labor supply reactions to wage shocks we formulate a life-cycle model ...
Jessen, Robin, König, Johannes
core   +1 more source

A Note on the Viability of Gaseous Ionization in Active Galaxies by Fast Shocks [PDF]

open access: yes, 1998
Observational evidence suggest that shocks may affect the spatial and velocity distributions of gas in the NLR/ENLR of some active galaxies. It thus seemed plausible that shocks may also energize the NLR.
Ari Laor   +5 more
core   +2 more sources

The Effect of Shocks: An Empirical Analysis of Ethiopia [PDF]

open access: yesInterdisciplinary Description of Complex Systems, 2015
Besides striving for the increase of production and development, it is also necessary to reduce the losses created by the shocks. The people of Ethiopia are exposed to the impact of both natural and man-made shocks.
Yilebes Addisu Damtie
doaj   +1 more source

Structural Interpretation of Vector Autoregressions with Incomplete Identification: Revisiting the Role of Oil Supply and Demand Shocks

open access: yesThe American Economic Review, 2019
Traditional approaches to structural vector autoregressions (VARs) can be viewed as special cases of Bayesian inference arising from very strong prior beliefs.
C. Baumeister, James D. Hamilton
semanticscholar   +1 more source

Restructuring of the Country’s Economy: A Bibliometric Analysis of the Available Research [PDF]

open access: yesProblemi Ekonomiki
At the current stage of global economic transformations, the issues of restructuring the economies of countries around the world are extremely important.
Khaustova Viktoriia Ye.   +3 more
doaj   +1 more source

A systematic framework for analyzing the dynamic effects of permanent and transitory shocks [PDF]

open access: yes, 2001
This paper proposes a systematic framework for analyzing the dynamic effects of permanent and transitory shocks on a system of n economic variables. We consider a two-step orthogonolization on the residuals of a VECM with r cointegrating vectors.
Gonzalo, Jesús, Ng, Serena
core   +3 more sources

Properties of mass-loading shocks, 2. Magnetohydrodynamics [PDF]

open access: yes, 1992
The one-dimensional magnetohydrodynamics of shocked flows subjected to significant mass loading are considered. Recent observations at comets Giacobini-Zinner and Halley suggest that simple nonreacting MHD is an inappropriate description for active ...
Neubauer, F. M.   +3 more
core   +2 more sources

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