Results 61 to 70 of about 587 (217)

A Bibliometric Analysis of Four Decades of Shareholder Activism Research

open access: yesCorporate Governance: An International Review, EarlyView.
ABSTRACT Research Questions/Issue In this bibliometric review of shareholder activism literature spanning 1983–2021, we pursue two objectives. Firstly, we investigate the degree of interdisciplinarity in the field, and second, we scrutinize publication trends, foundational knowledge, core topics, and emerging thematic trends, exploring the trajectory ...
Dionysia Katelouzou   +2 more
wiley   +1 more source

Long way to Ricci flatness

open access: yesJournal of High Energy Physics, 2020
We study two-dimensional weighted N $$ \mathcal{N} $$ = (2) supersymmetric ℂℙ models with the goal of exploring their infrared (IR) limit. 𝕎ℂℙ(N, N ˜ $$ \tilde{N} $$ ) are simplified versions of world-sheet theories on non-Abelian strings in four ...
Jin Chen   +4 more
doaj   +1 more source

Dynamics of Lp multipliers on harmonic manifolds

open access: yesElectronic Research Archive, 2022
Let $ X $ be a complete, simply connected harmonic manifold of purely exponential volume growth. This class contains all non-flat harmonic manifolds of nonpositive curvature, and in particular all known examples of non-compact harmonic manifolds except ...
Kingshook Biswas , Rudra P. Sarkar
doaj   +1 more source

The Economic Consequences of Social Unrest: Evidence from Initial Public Offerings

open access: yesEuropean Financial Management, EarlyView.
ABSTRACT Prior research attributes negative stock market performance following episodes of social unrest to elevated uncertainty. However, social unrest does not solely increase uncertainty but separately acts to decrease investor sentiment. To determine which effect dominates, we study initial public offering (IPO) underpricing, which responds ...
Philip Barrett   +2 more
wiley   +1 more source

Levi-Civita Ricci-flat metrics on compact complex manifolds [PDF]

open access: yesThe Journal of Geometric Analysis, 2019
In this paper, we study the geometry of compact complex manifolds with Levi-Civita Ricci-flat metrics and prove that compact complex surfaces admitting Levi-Civita Ricci-flat metrics are Kahler Calabi-Yau surfaces or Hopf surfaces.
Jie He, Xiaokui Yang, Kefeng Liu
openaire   +3 more sources

Removing scalar curvature assumption for Ricci flow smoothing

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract In recent work of Chan–Huang–Lee, it is shown that if a manifold enjoys uniform bounds on (a) the negative part of the scalar curvature, (b) the local entropy, and (c) volume ratios up to a fixed scale, then there exists a Ricci flow for some definite time with estimates on the solution assuming that the local curvature concentration is small ...
Adam Martens
wiley   +1 more source

Ricci-flat manifolds of generalized ALG asymptotics

open access: yes, 2022
In complex dimensions $\geq 3$, we provide a geometric existence for generalized ALG complete non-compact Ricci flat Kähler manifolds with Schwartz decay i.e. metric decay in any polynomial rate to an ALG model $\mathbb{C}\times Y$ modulo finite cyclic group action, where $Y$ is Calabi-Yau.
openaire   +2 more sources

On 4-dimensional Ricci-flat ALE manifolds

open access: yes, 2023
Several computation mistakes ...
openaire   +2 more sources

Reduced temporal turnover in carabid communities enhances biomass stability in agricultural landscapes

open access: yesJournal of Animal Ecology, Volume 94, Issue 7, Page 1410-1421, July 2025.
The interannual stability of the carabid biomass in agricultural fields can be maximised by supporting the in‐field mean alpha‐richness that reduces their temporal beta‐diversity. Increasing crop phenology diversity at the landscape level also stabilises carabid biomass over time. Abstract While the temporal stability of plant communities has been well
Lucile Muneret   +9 more
wiley   +1 more source

On Pseudo Cyclic Ricci Symmetric Manifolds

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2011
: The object of the present paper is to study concircularly symmetric (PCRS)n, concircularly recurrent (PCRS)n, decomposable (PCRS)n. Among others it is shown that in a decomposable (PCRS)n one of the decompositions is Ricci flat and the other ...
Shyamal Hui
doaj  

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