Results 61 to 70 of about 66,765 (210)

SPECIES-SPECIFIC BIOMASS EQUATIONS FOR SMALL-SIZE TREE SPECIES IN SECONDARY TROPICAL FORESTS

open access: yesTropical and Subtropical Agroecosystems, 2019
Secondary tropical forests are largely dominated by small-diameter trees. Their contribution to the total stand productivity may be determinant for ecosystem functioning.
Ramiro Puc-Kauil   +7 more
doaj  

"An Optimal Modification of the LIML Estimation for Many Instruments and Persistent Heteroscedasticity" [PDF]

open access: yes
We consider the estimation of coefficients of a structural equation with many instrumental variables in a simultaneous equation system. It is mathematically equivalent to an estimating equation estimation or a reduced rank regression in the statistical ...
Naoto Kunitomo
core  

"On the Asymptotic Optimality of the LIML Estimator with Possibly Many Instruments" [PDF]

open access: yes
We consider the estimation of the coefficients of a linear structural equation in a simultaneous equation system when there are many instrumental variables.
Naoto Kunitomo   +2 more
core  

Rotation Curves of Galaxies: A New Theoretical Approach and Comparison With Observations

open access: yesAdvances in Astronomy
Observational results on the rotation curve of a rotating galaxy are used in thought experiments. A binary system is inserted in the galaxy, and equations for radial accelerations of the two bodies are found.
J. Klačka
doaj   +1 more source

Non-simultaneous blowup in heat equations with nonstandard growth conditions

open access: yes, 2012
This paper cares about blowup solutions for a system of n-componential heat equations coupled via localized reactions and with variable exponents. The criteria for non-simultaneous and simultaneous blowup are established for radial solutions with or ...
Li, Fengjie, Liu, Bingchen
core   +1 more source

SIMULTANEITY OF TECHNOLOGY ADOPTION AND PRODUCTIVITY

open access: yes
A simultaneous equation generalized probit model is estimated to determine factors affecting technology adoption by California dairy farmers. Since productivity and technology choice are jointly determined, a single-equation approach to determine whether
Zepeda, Lydia
core   +1 more source

FDI And Economic Growth. Evidence From Simultaneous Equation Models [PDF]

open access: yes
This paper analyses whether foreign direct investments have an impact on the Romanian economic growth. By means of simultaneous equation methods we obtained evidence of the bi-directional connection between the two, meaning that incoming FDI stimulates ...
Ruxanda, Gheorghe, Muraru, Andreea
core  

A First Order q-Difference System for the BC_1-Type Jackson Integral and Its Applications

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2009
We present an explicit expression for the q-difference system, which the BC_1-type Jackson integral (q-series) satisfies, as first order simultaneous q-difference equations with a concrete basis.
Masahiko Ito
doaj   +1 more source

Computing pure Bayesian-Nash equilibria in games with finite actions and continuous types

open access: yes, 2012
We extend the well-known fictitious play (FP) algorithm to compute pure-strategy Bayesian-Nash equilibria in private-value games of incomplete information with finite actions and continuous types (G-FACTs). We prove that, if the frequency distribution of
Rabinovich, Zinovi   +9 more
core   +1 more source

Regional Differences in Food Consumption in Urban Mozambique: A Censored Demand System Approach [PDF]

open access: yes
A nationwide household survey for Mozambique is used to estimate a large censored food demand system with 12 food groups for the sample of urban households.
Mikkel Barslund
core  

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