Results 91 to 100 of about 6,724,050 (344)

Financial leverage and the leverage effect: A market and firm analysis [PDF]

open access: yes
We quantify the effect of financial leverage on stock return volatility in a dynamic general equilibrium economy with debt and equity claims. The effect of financial leverage is studied both at a market and a firm level where the firm is exposed to both ...
A Cevdet Aydemir   +2 more
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

Uncertainty in an emerging market economy: evidence from Thailand. [PDF]

open access: yesEmpir Econ, 2022
Apaitan T, Luangaram P, Manopimoke P.
europepmc   +1 more source

Electrically Readable Lateral Flow Assay Using Organic Transistors for Diagnostic Applications

open access: yesAdvanced Materials, EarlyView.
Electrolyte‐gated organic field‐effect transistors (EGOFETs) are integrated with lateral flow (LF) paper fluidics to create a reusable, portable, and low‐cost point‐of‐care (PoC) diagnostic test. The devices are validated for Human Immunoglobulin G detection, achieving high sensitivity (0.1 fm), selectivity, and reproducibility with rapid results in 20–
María Jesús Ortiz‐Aguayo   +4 more
wiley   +1 more source

The Stock Market and the Economy [PDF]

open access: yes
macroeconomics, stock market ...
Barry Bosworth
core  

Vocations, Exploitation, and Professions in a Market Economy [PDF]

open access: yes, 2018
In a market economy, members of professions—or at least those for whom their profession is a vocation—are vulnerable to a distinctive kind of objectionable exploitation, namely the exploitation of their vocational commitment.
Koltonski, Daniel
core  

Electrochemical Carbon Dioxide Reduction to Methanol on Copper‐Based Catalysts: Mechanistic Insights and Industrial Prospects

open access: yesAdvanced Materials, EarlyView.
This review presents a focused and integrated perspective on copper‐based catalysts for the selective electrochemical reduction of CO2 to methanol. It elucidates active site dynamics, mechanistic pathways, and structure–activity relationships, while connecting fundamental insights with catalyst design, reactor engineering, and techno‐economic ...
Debabrata Bagchi   +7 more
wiley   +1 more source

High‐Performance Zero‐Gap Glycerol‐Fed Electrolyzer for C3 Chemicals and Hydrogen Production

open access: yesAdvanced Materials, EarlyView.
This work presents a dynamic, self‐regulating operation strategy that enables selective glycerol electrooxidation in the OER‐free regime, co‐producing C3 chemicals and hydrogen at cell voltages below 1.25 V. Voltage‐ and temperature‐resolved analyses define optimal operating conditions, achieving a sustained current density of 500 mA cm−2 at ∼1.21 V ...
Shayan Angizi   +11 more
wiley   +1 more source

The double-edged sword of SARS-CoV-2 vs. market economy: a perspective of Brazilian dental providers. [PDF]

open access: yesJ Stomatol Oral Maxillofac Surg, 2021
de Arruda JAA   +3 more
europepmc   +1 more source

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