Results 71 to 80 of about 374,412 (288)

Detection of Rational Speculative Bubbles in the Malaysian Stock Market [PDF]

open access: yes, 2006
The general purpose of the study is to investigate the existence of rational speculative bubbles in the Malaysian stock market. A bubble is defined as the asset price movement that is unexplainable by the fundamental (Garber, 1990).
Mokhtar, Suraya Hanim
core  

Nurturing Breakthroughs: Lessons from Complexity Theory

open access: yes, 2007
A general theory of innovation and progress in human society is outlined, based on the combat between two opposite forces (conservatism/inertia and speculative herding "bubble" behavior).
Sornette, Didier
core   +2 more sources

What is a speculative bubble?

open access: yes, 2018
According to complexity economics, a speculative bubble is a paradigmatic case of emergence which forms from individual behaviour. In order to provide a more detailed ontological investigation of this ‘lower level’, this paper aims to understand what a transaction is and how people actualize their financial choices.
Sanso, Gloria, Connections
openaire   +1 more source

Respiratory Organ‐on‐a‐Chip for Disease Modeling: From Architecture to Functional Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
Respiratory organ‐on‐a‐chip (ROC) models capture key mechanical and cellular cues of the human respiratory system, enabling quantitative dissection of disease mechanisms. This review links ROC architectures to disease modeling, functional integration, and commercialization, and proposes a decision framework that aligns model complexity with mechanistic
Jinzhuo Hu   +4 more
wiley   +1 more source

A Data Driven Review of In Vitro Electrical and Mechanical Stimulation for Post‐Acute Phase Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
This review examines how in vitro electrical and mechanical stimulation modulates wound healing in fibroblasts and keratinocytes. Analyzing over 560 experimental data points, we relate stimulation parameters to proliferation and migration outcomes, evaluate platform designs, and highlight the need for multi‐parameter optimization to advance targeted ...
Matthew K. Burgess   +3 more
wiley   +1 more source

Testing for speculative bubbles in stock prices [PDF]

open access: yes
A modification of Kenneth West's method for investigating speculative bubbles in stock prices, in which a direct test of the "no bubble" hypothesis is applied to long-term annual U.S.
Asli Demirgüç-Kunt, Hashem Dezhbakhsh
core  

Epidermal Patch Technologies for Integrated Healthcare and Infection Management

open access: yesAdvanced Healthcare Materials, EarlyView.
Epidermal patches have evolved from simple wound coverings into multifunctional, skin‐conformable platforms integrating drug delivery, biosensing, and therapeutic functionalities. This review highlights their material innovations, fabrication strategies, and intelligent designs, including hydrogels, microneedles, and flexible electronics, while ...
Yuqi Wang   +7 more
wiley   +1 more source

Seta‐Inspired Mechano‐Intelligent Janus Bandage with Coordinated Adhesion–Contraction for Minimizing Scarring

open access: yesAdvanced Materials, EarlyView.
We developed a bioinspired mechano‐intelligent Janus bandage (MIB) with a hydrophobic flat exterior and a hydrophilic interior featuring gecko‐mimicking wedged microstructures, fabricated via micromolding and anisotropic plasma treatment. The MIB dynamically synchronizes adhesion and contraction, enabling precise force modulation.
Di Suo   +7 more
wiley   +1 more source

Bubbles and crashes with partially sophisticated investors [PDF]

open access: yes
We consider a purely speculative market with finite horizon and complete information. We introduce partially sophisticated investors, who know the average buy and sell strategies of other traders, but lack a precise understanding of how these strategies ...
Milo Bianchi, Philippe Jehiel
core  

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

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