Results 51 to 60 of about 66,765 (210)

"A New Light from Old Wisdoms : Alternative Estimation Methods of Simultaneous Equations with Possibly Many Instruments" [PDF]

open access: yes
We compare four dffierent estimation methods for a coefficient of a linear structural equation with instrumental variables. As the classical methods we consider the limited information maximum likelihood (LIML) estimator and the two-stage least squares ...
Naoto Kunitomo   +2 more
core  

Derivation and Application of a New Transmission Loss Formula for Power System Economic Dispatch

open access: yesEnergies, 2018
The expression and calculation of transmission loss (TL) play key roles for solving the power system economic dispatch (ED) problem. ED including TL must compute the total TL and incremental transmission loss (ITL) by executing power flow equations ...
Wei-Tzer Huang   +7 more
doaj   +1 more source

Approximating the Distribution of the Instrumental Variables Estimator when the Concentration Parameter is Small. [PDF]

open access: yes
This paper presents a new approximation to the exact sampling distribution of the instrumental variables estimator in simultaneous equations models. It differs from many of the approximations currently available, Edgeworth expansions for example, in that
C. L. Skeels, D. S. Poskitt
core  

Bifurcation of Periodic Solutions of the Mackey– Glass Equation

open access: yesМоделирование и анализ информационных систем, 2016
We study the bifurcation of the equilibrium states of periodic solutions for the Mackey– Glass equation. This equation is considered as a mathematical model of changes in the density of white blood cells.
E. P. Kubyshkin, A. R. Moryakova
doaj   +1 more source

Simultaneous exact controllability for Maxwell equations and for a second-order hyperbolic system

open access: yesElectronic Journal of Differential Equations, 2010
We present a result on "simultaneous" exact controllability for two models that describe two hyperbolic dynamics. One is the system of Maxwell equations and the other a vector-wave equation with a pressure term.
Boris V. Kapitonov   +1 more
doaj  

Simulated Maximum Likelihood Estimation of the Linear Expenditure System with Binding Non-Negativity Constraints [PDF]

open access: yes
This paper discusses issues on the estimation of consumer demand equations subject to binding non-negative constraints. We propose computationally feasible specifications and a simulated maximum likelihood (SML) method for demand systems. Our study shows
Lung-fei Lee, Chihwa Kao, Mark M. Pitt
core  

Bilateral relationship between level of mandatory disclosure and market-based performance in the firms listed on the Tehran Stock Exchange

open access: yesحسابداری و شفافیت مالی
Purpose: A good disclosure improves the accuracy of analysts' forecasts of future years' profits. Companies disclose information either compulsorily or voluntarily. The Securities and Exchange Organization, as the operator of the capital market, has
Akram Taftiyan
doaj  

EMPIRICAL LIKELIHOOD ESTIMATORS OF THE LINEAR SIMULTANEOUS EQUATIONS MODEL

open access: yes
Information theoretic estimators are specified for a system of linear simultaneous equations, including maximum empirical likelihood, maximum empirical exponential likelihood, and maximum log Euclidean likelihood.
Judge, George G.   +2 more
core   +1 more source

Massive Parallelization of Multibody System Simulation

open access: yesActa Polytechnica, 2012
This paper deals with the decrease in CPU time necessary for simulating multibody systems by massive parallelization. The direct dynamics of multibody systems has to be solved by a system of linear algebraic equations.
Michael Valášek, Ladislav Mráz
doaj  

systemfit: A Package for Estimating Systems of Simultaneous Equations in R

open access: yes
Many statistical analyses (e.g., in econometrics, biostatistics and experimental design) are based on models containing systems of structurally related equations.
Arne Henningsen, Jeff D. Hamann
core   +1 more source

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