Results 81 to 90 of about 742 (173)

QKAN: quantum Kolmogorov-Arnold networks with applications in machine learning and multivariate state preparation. [PDF]

npj Quantum Inf
Ivashkov P, Huang PW, Koor K, Pira L, Rebentrost P.   +4 more
europepmc   +1 more source

A Novel Text‐Based Framework for Forecasting Carbon Prices

Journal of Forecasting, EarlyView.
ABSTRACT This study proposes a text‐based framework for predicting EU carbon prices. Using weekly data from 2020 to 2024, we construct a multivariate dataset combining financial indicators, commodity prices, Google Trends measures, and news‐based sentiment extracted using FinBERT.
Christian Oliver Ewald, Yaoyu Li
wiley   +1 more source

Numerical analysis, spectral graph theory, orthogonal polynomials and quantum algorithms. [PDF]

Philos Trans A Math Phys Eng Sci
Minenkova A, Mograby G, Zhan H.
europepmc   +1 more source

Practice adoption in MNCS: A multi‐level interactionist model of trait activation

Global Strategy Journal, EarlyView.
Abstract Research Summary Sharing knowledge through organizational practices is an important source of advantage for multinational corporations (MNCs). While prior research on practice adoption by subsidiaries of MNCs has identified several individual and organizational factors, this study examines their interplay in the context of HQ‐mandated ...
Sven Kunisch, Ulrich Leicht‐Deobald, Tomi Laamanen, Adrian Schulte Steinberg, Björn Ambos   +4 more
wiley   +1 more source

The impact of quantum circuit architecture and hyperparameters on variational quantum algorithms exemplified in the electronic structure of the GaAs crystal. [PDF]

Sci Rep
Miháliková I, Krejčí M, Friák M.
europepmc   +1 more source

The Sector Liquidity Timing Ability of Bond Mutual Funds

International Journal of Finance &Economics, EarlyView.
ABSTRACT We investigate whether bond mutual fund managers exhibit market liquidity timing skills in the U.S. corporate bond market. At the portfolio level, we find only weak evidence that bond funds adjust their overall market exposure in anticipation of changes in corporate bond market liquidity.
Zhengnan Yin, Niall O'Sullivan, Meadhbh Sherman, Yuting Chen   +3 more
wiley   +1 more source

A theoretical and computational study of the fractional Brusselator system with neural network validation. [PDF]

Sci Rep
Ahmad S, Ahmad I, Alluhaidan AS, ElAffendi MA, Hleili M, Alatawi MS.   +5 more
europepmc   +1 more source

Institutional Diversity in Banking and Economic Complexity

International Journal of Finance &Economics, EarlyView.
ABSTRACT In this paper, we test whether institutional diversity in banking systems is beneficial to economic complexity, using data for Italian provinces in the period 1998–2017. We compute different indexes that consider diversity from an ownership, institutional, business model and competition point of view and find that higher diversity has a ...
Beniamino Pisicoli
wiley   +1 more source

Determining the Ensemble <i>N</i>-Representability of Reduced Density Matrices. [PDF]

J Chem Theory Comput
Oña OB, Massaccesi GE, Capuzzi P, Lain L, Torre A, Peralta JE, Alcoba DR, Scuseria GE.   +7 more
europepmc   +1 more source

Developing a Z‐ESG Score Model for Assessing Corporate ESG Performance

International Journal of Finance &Economics, EarlyView.
ABSTRACT In this study we develop a novel, unique ESG rating model that exploits the logic of the Z‐score by Altman (1968) to discriminate between ESG performing and non‐ESG performing firms using indicators of ESG performance for each of the three pillars (Environmental, Social, Governance) in place of financial ratios.
Edward I. Altman, Francesco Baldi, Claudia D'Ippolito, Antonio Salvi   +3 more
wiley   +1 more source