نتایج جستجو برای: heckman two step procedure

تعداد نتایج: 3054477  

2009
James Heckman

Section 5.2 of this book decries the decline in the understanding of structural equation modeling in econometric in the past three decades (see also Hoover 2003, “Lost Causes”) and attributes this decline to a careless choice of notation which blurred the essential distinction between algebraic and structural equations. In a series of articles (Heckman 2000, 2003, 2005; Heckman and Vytlacil 200...

Journal: :Biochemical and Biophysical Research Communications 2007

2008
Armen Nersessian

It is shown, that the geometrical objects of Batalin-Vilkovisky formalism– odd symplectic structure and nilpotent operator ∆ can be naturally uncorporated in Duistermaat–Heckman localization procedure. The presence of the supersymmetric bi-Hamiltonian dynamics with even and odd symplectic structure in this procedure is established. These constructions can be straightly generalized for the path-...

2014
David Han-Min Wang Feng Chia Quang Linh Huynh

Previous research has shown that the adoption of quality management system and the implementation of knowledge management have effects on organizational performance. Yet, little attention has been paid to moderating conditions on the relationship among these variables. The main purpose of this research is to empirically examine the moderating role of adopting quality management system in the ef...

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