Results 81 to 90 of about 1,203,449 (311)

Structural Breaks in Military Expenditures: Evidence for Egypt, Israel, Jordan and Syria [PDF]

open access: yes
This paper endogenously determines the timing of structural breaks in military expenditures and military burdens for the major parties involved in the Israeli-Arab conflict, namely Egypt, Israel, Jordan, and Syria over the period 1960-2004.
Aamer Abu-Qarn, Suleiman Abu-Bader
core   +3 more sources

Detection of Structural Breaks in Linear Dynamic Panel Data Models [PDF]

open access: yes
This paper develops a break detection procedure for the well-known AR(p) linear panel data model with exogenous or pre-determined regressors. The test allows for a structural break in the slope parameters as well as in the fixed effects.
Elias Tzavalis, Stefan de Wachter
core  

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Firm’s Credit Risk in the Presence of Market Structural Breaks

open access: yesRisks, 2018
The financial crises which occurred in the last several decades have demonstrated the significant impact of market structural breaks on firms’ credit behavior.
Haipeng Xing, Yang Yu
doaj   +1 more source

Are The Real Exchange Rate Indices of Australia Non-Stationary in the Presence of Structural Break? [PDF]

open access: yes
This paper examines the time series properties of real exchange rate indices of Australia in the presence of structural break. Traditional unit root procedures have low power when structural break is ignored.
Chowdhury, Khorshed
core  

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Long memory in US real output per capita [PDF]

open access: yes, 2009
This paper analyses the long memory properties of quarterly real output per capita in the US (1948Q1 – 2008Q3) using non-parametric, semi-parametric and parametric techniques. The results vary substantially depending on the methodology employed. Evidence
Caporale, GM, Gil-Alana, LA
core   +4 more sources

The cooperative regulation of miR‐221 by APE1 and AUF1 impacts p27Kip1 defining a miR signature relevant for cervical cancer

open access: yesFEBS Open Bio, EarlyView.
A regulatory axis involving APE1, AUF1, and miR‐221 is proposed. Pri‐miR‐221 is processed by DROSHA and DICER to generate mature miR‐221, which targets p27Kip1 mRNA. APE1 and AUF1 compete for pre‐miR‐221 binding. Reduced APE1/AUF1 levels impair miR‐221 biogenesis, decrease p27Kip1 mRNA degradation, and promote cell cycle progression, chemoresistance ...
Matilde Clarissa Malfatti   +3 more
wiley   +1 more source

Multicointegration, polynomial cointegration and I(2) cointegration with structural breaks. An application to the sustainability of the US external deficit. [PDF]

open access: yes
In this paper we model the multicointegration relation, allowing for one structural break. Since multicointegration is a particular case of polynomial or I(2) cointegration, our proposal can also be applied in these cases. The paper proposes the use of a
Josep Lluís Carrion-i-Silvestre   +1 more
core  

A simple encompassing test for the deterministic and bilinear unit root models [PDF]

open access: yes, 2005
A new parameters’ encompassing test is proposed for deciding between the deterministic unit root processes with a structural break and the bilinear unit root model without such break.
Charemza, W.W., Makarova, S.
core  

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