Results 101 to 110 of about 3,653,970 (256)

Quantile regression methods and applications in finance for market timing

open access: yes
reservedL'obiettivo della tesi è fornire delle applicazioni di regressione quantilica per il market timing in finanza. L'analisi viene effettuata attraverso il software statistico R e si basa sui rendimenti di diversi fondi comuni di investimento ...
ANCONA, ERMANNO
core  

Black Market International Cover Page [PDF]

open access: yes, 2002
Cover page for the Black Market International submission package.

core  

Patterned Screen‐Printing Process for Substrate‐Free and Scalable Hyaluronic Acid Microneedle Arrays

open access: yesAdvanced Materials Technologies, EarlyView.
A substrate‐free microneedle array comprising a hybrid hyaluronic acid ink was fabricated via a scalable screen‐printing process for flexible transdermal drug delivery. Defect‐free mold filling was achieved using a vacuum‐assisted jig and a delayed drying system, and the use of this versatile platform for multi‐drug patterning and ex vivo skin ...
Sanghyun Ahn   +3 more
wiley   +1 more source

Upscaling Pulsed Laser Fragmentation in Liquids by Advanced Free‐Flow Setups

open access: yesAdvanced Materials Technologies, EarlyView.
Advanced flow setups providing thin colloid films are introduced to upscale pulsed laser fragmentation in liquids for sustainable nanoparticle synthesis. Their potential is demonstrated by yielding remarkably small ZnO nanoparticles of <7 nm. Numerical simulations complement the study, revealing that the superior performance can be attributed to ...
Jan Lino Kricke   +5 more
wiley   +1 more source

The Time and Timing Costs of Market Work [PDF]

open access: yes
With the American Time Use Survey of 2003 and 2004 we first examine whether additional market work has neutral impacts on the mix of non-market activities.
Stephen Donald, Daniel S. Hamermesh
core  

AI-Driven Market Timing for S&P 500 Outperformance

open access: yesIEEE Access
This study examines machine learning methods for predicting S&P 500 returns using monthly data from November 1987 to February 2022 and employing 11 predictors derived via principal component analysis.
Rojen Erik Surek, Wee Yeap Lau
doaj   +1 more source

Moisture‐Adaptive Triboelectric Materials and Platforms: Design Strategies, Performance Enhancement, and Applications in Energy Harvesting and Wearable Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes moisture‐adaptive strategies that enable triboelectric nanogenerators (TENGs) to operate across diverse moisture conditions. It examines moisture‐management methods, including exclusion, directional transport, removal, and utilization, with charge‐regulation approaches based on interfacial, dielectric, and structural engineering.
Junzhe Gan   +4 more
wiley   +1 more source

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

Three-Factor Market-Timing Models with Fama and French's Spread Variables

open access: yesOperations Research and Decisions, 2010
The traditional performance measurement literature has attempted to distinguish security selection, or stock-picking ability, from market-timing, or the ability to predict overall market returns.
Joanna Olbryś
doaj  

Factor timing in the Chinese stock market

open access: yesInternational Studies of Economics
I conduct an exploratory study about the feasibility of factor timing in the Chinese stock market, covering 24 representative and well‐identified risk factors in 10 categories from the literature.
Yuxiao Wu
doaj   +1 more source

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