Results 81 to 90 of about 3,845,232 (225)

Financial Statement Information and Equity Value: The Role of Real Options Characteristics

open access: yesFinancial Management, Volume 55, Issue 2, Page 301-328, Summer 2026.
ABSTRACT This paper examines whether firm‐specific real options characteristics are equity value‐relevant beyond valuation estimates anchored in financial statements. Using extensive historical data for the United Kingdom, we assess and compare the forecast accuracy and explanatory power for stock prices of equity valuation models based on residual ...
Mingyu (Chandler) Chen   +2 more
wiley   +1 more source

Characterization of Riesz Spaces with Topologically Full Center

open access: yes, 2013
Let E be a Riesz space and let E-similar to denote its order dual. The orthomorphisms Orth(E) on E, and the ideal center Z(E) of E, are naturally embedded in Orth(E-similar to) and Z(E-similar to) respectively.
Alpay, Safak, Orhon, Mehmet
core  

Hub‐and‐Spoke Collusion With a Third‐Party Pricing Algorithm

open access: yesThe Journal of Industrial Economics, Volume 74, Issue 2, Page 181-196, June 2026.
ABSTRACT A data analytics company delivers an efficiency by supplying a pricing algorithm that allows prices to more effectively respond to demand variation. In this setting, I consider a new form of hub‐and‐spoke collusion: A data analytics company (hub) coordinates the prices of competitors (spokes) through its pricing algorithm.
Joseph E. Harrington Jr.
wiley   +1 more source

Higher order Riesz transforms for Hermite expansions

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we consider the Riesz transform of higher order associated with the harmonic oscillator L = − Δ + | x | 2 $L=-\Delta+|x|^{2}$ , where Δ is the Laplacian on R d $\mathbb {R}^{d}$ .
Jizheng Huang
doaj   +1 more source

Parameter Identification in the Two-Dimensional Riesz Space Fractional Diffusion Equation

open access: yesFractal and Fractional, 2020
This paper presents the application of the swarm intelligence algorithm for solving the inverse problem concerning the parameter identification. The paper examines the two-dimensional Riesz space fractional diffusion equation.
Rafał Brociek   +2 more
doaj   +1 more source

Spatial depth for data in metric spaces

open access: yesScandinavian Journal of Statistics, Volume 53, Issue 2, Page 684-711, June 2026.
Abstract We propose a novel measure of statistical depth, the metric spatial depth, for data residing in an arbitrary metric space. The measure assigns high (low) values for points located near (far away from) the bulk of the data distribution, allowing quantifying their centrality/outlyingness.
Joni Virta
wiley   +1 more source

Production equilibria [PDF]

open access: yes
This paper studies production economies in a commodity space that is an ordered locally convex space. We establish a general theorem on the existence of equilibrium without requiring that the commodity space or its dual be a vector lattice.
Monique Florenzano   +2 more
core  

A strong quantitative form of the fractional isoperimetric inequality

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 6, June 2026.
Abstract We show a strong version of the fractional quantitative isoperimetric inequality, in which the isoperimetric deficit controls not only the Fraenkel asymmetry but also a sort of oscillation of the boundary. This generalizes the local result by Fusco and Julin in [22].
Eleonora Cinti   +2 more
wiley   +1 more source

On Concavity and Supermodularity [PDF]

open access: yes
Concavity and supermodularity are in general independent properties. A class of functionals defined on a lattice cone of a Riesz space has the Choquet property when it is the case that its members are concave whenever they are supermodular.
Luigi Montrucchio, Massimo Marinacci
core  

Boundary controllability and source reconstruction in a viscoelastic string under external traction [PDF]

open access: yes, 2013
Treatises on vibrations devote large space to study the dynamical behavior of an elastic system subject to known external tractions since usually a ``system'' is part of a chain of mechanisms which disturb the ``system'' for example due to the periodic ...
Luciano Pandolfi, Pandolfi, Luciano
core   +1 more source

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