Results 61 to 70 of about 227,472 (209)

Estimation in threshold autoregressive models with a stationary and a unit root regime [PDF]

open access: yes
This paper treats estimation in a class of new nonlinear threshold autoregressive models with both a stationary and a unit root regime. Existing literature on nonstationary threshold models have basically focused on models where the nonstationarity can ...
Dag Tjøstheim, Jiti Gao, Jiying Yin
core  

Experimental Designs and Combinatorial Systems Associated with Latin Squares and Sets of Mutually Orthogonal Latin Squares [PDF]

open access: yes, 1970
14 pages, 1 article*Experimental Designs and Combinatorial Systems Associated with Latin Squares and Sets of Mutually Orthogonal Latin Squares* (Hedayat, A.; Shrikhande, S.
Cornell University. Dept. of Biological Statistics and Computational Biology.   +4 more
core  

Indirect Inference Estimation of Spatial Autoregressions

open access: yesEconometrics, 2020
The ordinary least squares (OLS) estimator for spatial autoregressions may be consistent as pointed out by Lee (2002), provided that each spatial unit is influenced aggregately by a significant portion of the total units.
Yong Bao, Xiaotian Liu, Lihong Yang
doaj   +1 more source

Unit Root Model Selection [PDF]

open access: yes
Some limit properties for information based model selection criteria are given in the context of unit root evaluation and various assumptions about initial conditions. Allowing for a nonparametric short memory component, standard information criteria are
Peter C.B. Phillips
core  

Latin Squares and F Squares from Euler until Now (Seminar, SUNY Binghamton, November 16, 1984) [PDF]

open access: yes, 1984
13 pages, 1 article*Latin Squares and F Squares from Euler until Now (Seminar, SUNY Binghamton, November 16, 1984)* (Federer, Walter T.) 13 ...
Federer, Walter T.   +3 more
core  

Spatial Heterogeneity, Broadband, and New Firm Formation

open access: yesKvalita Inovácia Prosperita, 2017
Purpose: This paper examines the spatial heterogeneity associated with broadband Internet and new firm formation in a number of U.S. states. Methodology/Approach: Both ordinary least-squares regression and Geographically Weighted Regression are used ...
Jitendra Parajuli, Kingsley Haynes
doaj   +1 more source

Efficient Tests of the Seasonal Unit Root Hypothesis* [PDF]

open access: yes
In this paper we derive, under the assumption of Gaussian errors with known error covariance matrix, asymptotic local power bounds for seasonal unit root tests for both known and unknown deterministic scenarios and for an arbitrary seasonal aspect.
A.M. Robert Taylor, Paulo M.M. Rodrigues
core  

On the Theory and Application of Sum Composition of Latin Squares and Orthogonal Latin Squares [PDF]

open access: yes, 1972
35 pages, 1 article*On the Theory and Application of Sum Composition of Latin Squares and Orthogonal Latin Squares* (Hedayat, A.; Seiden, E.) 35 ...
Seiden, E.   +4 more
core  

Graph Isomorphism for unit square graphs

open access: yesCoRR, 2016
In the past decades for more and more graph classes the Graph Isomorphism Problem was shown to be solvable in polynomial time. An interesting family of graph classes arises from intersection graphs of geometric objects. In this work we show that the Graph Isomorphism Problem for unit square graphs, intersection graphs of axis-parallel unit squares in ...
openaire   +5 more sources

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