Results 131 to 140 of about 7,987 (264)

Lyapunov Stability Analysis of Higher Order 2D Systems

open access: yes
We prove a necessary and sufficient condition for the asymptotic stability of a 2D system described by a system of higher-order linear partial difference equations.
Kojima, Chiaki   +2 more
core   +1 more source

Mixing Behavior of Natural Gas and Hydrogen in a High‐Efficiency Vane (HEV) Static Mixer

open access: yesEnergy Science &Engineering, EarlyView.
Static mixers play a crucial role in the safe transport of hydrogen‐blended natural gas. Computational fluid dynamics (CFD) was employed to investigate the effects of structural parameters of the HEV static mixer on the mixing behavior and homogeneity of natural gas and hydrogen. The modeling approach was well validated against experimental data.
Xiang Zhou   +5 more
wiley   +1 more source

Evaluating Forecasts at Multiple Horizons: An Extension of the Diebold–Mariano Approach

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT Forecast accuracy tests are fundamental tools for comparing competing predictive models. The widely used Diebold–Mariano (DM) test assesses whether differences in forecast errors are statistically significant. However, its standard form is limited to pairwise comparisons at a single forecast horizon.
Andrew Grant   +2 more
wiley   +1 more source

Operating Capacity, Pricing and Supply Elasticity in Container Shipping Markets

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT We investigate the channels through which changes in operating capacity influence freight rates in the container shipping market using a novel dataset to create an operating capacity index at the shipping‐route level. Our analysis reveals that when supply elasticity is low, an increase in operating capacity tends to drive freight rates upward,
Cong Sui   +3 more
wiley   +1 more source

Towards a performance theory of robust adaptive control

open access: yes, 2004
We consider standard robust adaptive control designs based on the dead-zone and projection modifications, and compare their performance w.r.t. a worst case transient cost functional penalising the L∞ norm of the output, control and control derivative. If
Sanei, A., French, M.
core  

Interplay Between Green Investment and Market Price Premia in Global Shipping

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT Existing research emphasises that the driver of green investment is its future profitability. This paper shows that other investors' decisions also influence green investment. We take the example of scrubber installation in shipping, which is optional by regulation but has an established market for trading its underlying asset.
Yao Shi   +4 more
wiley   +1 more source

Household Consumption Intentions by Income Group During Monetary Policy Easing and Tightening

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT We investigate how the monetary policy interest rate affects Brazilian households' consumption intentions under two distinct regimes: monetary easing and tightening cycles. Using data from low‐ and high‐income households, we assess both the magnitude and the dynamics of this relationship.
Helder Ferreira de Mendonça   +1 more
wiley   +1 more source

Institutional Diversity in Banking and Economic Complexity

open access: yesInternational 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

Carbon Performance, Climate Governance, and Equity Risk

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This paper examines the relationship between carbon performance, climate governance, and equity risk. Using a sample of companies listed in the S&P500 index for the period 2009–2023, our results show that better carbon performance reduces equity risk, indicating that proactive carbon management reduces uncertainty and is beneficial to firms ...
Malafronte Irma   +2 more
wiley   +1 more source

Research on the mechanism of industrial control system security risk propagation

open access: yes网络与信息安全学报
With the deep integration of industrialisation and informatisation, industrial control systems (ICS) were faced with increasingly complex security threats while productivity was being enhanced. An in-depth study of the propagation mechanism of industrial
WANG Hongmin, WEI Qiang, WANG Lanmin
doaj  

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