Results 91 to 100 of about 1,369,451 (372)

Social sector expenditures and rainy-day funds [PDF]

open access: yes
Gonzalez and Paqueo examine the effects of budget stabilization funds--often called rainy-day funds--on the volatility of social spending and, for contrast, on nonsocial sector spending. They analyze the rainy-day funds of U.S. states.
Gonzalez, Christian Y.   +1 more
core  

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

A nonparametric copula based test for conditional independence with applications to Granger causality [PDF]

open access: yes
nonparametric tests, conditional independence, Granger non-causality, Bernstein density copula, bootstrap, finance, volatility asymmetry, leverage effect, volatility feedback effect ...
BOUEZMARNI, Taoufik   +2 more
core  

An Empirical Investigation of Volatility Dynamics in the Cryptocurrency Market

open access: yesResearch In International Business and Finance, 2018
By employing an asymmetric Diagonal BEKK model, this paper examines volatility dynamics of five major cryptocurrencies, namely Bitcoin, Ether, Ripple, Litecoin, and Stellar Lumen.
Paraskevi Katsiampa
semanticscholar   +1 more source

Integration of Perovskite/Low‐Dimensional Material Heterostructures for Optoelectronics and Artificial Visual Systems

open access: yesAdvanced Functional Materials, EarlyView.
Heterojunctions combining halide perovskites with low‐dimensional materials enhance optoelectronic devices by enabling precise charge control and improving efficiency, stability, and speed. These synergies advance flexible electronics, wearable sensors, and neuromorphic computing, mimicking biological vision for real‐time image analysis and intelligent
Yu‐Jin Du   +11 more
wiley   +1 more source

Volatility in the Italian Stock Market: An Empirical Study [PDF]

open access: yes
We study the volatility of the MIB30–stock–index high–frequency data from November 28, 1994 through September 15, 1995. Our aim is to empirically characterize the volatility random walk in the framework of continuous–time finance. To this end, we compute
Enrico Scalas   +3 more
core  

Investor sentiment and stock return volatility: Evidence from the Johannesburg Stock Exchange

open access: yesCogent Economics & Finance, 2019
Volatility is an important component of asset pricing; an increase in volatility on markets can trigger changes in the risk distribution of financial assets.
Lorraine Rupande   +2 more
semanticscholar   +1 more source

Effects of Temperature Annealing on the Intrinsic Transport Mechanisms of Solution Processed Graphene Nanosheet Networks

open access: yesAdvanced Functional Materials, EarlyView.
Unravelling charge transport mechanisms in graphene nanosheet networks: by combining temperature‐dependent conductivity measurements with a Random Resistor Network model, this study identifies a transition from hopping‐dominated conduction to a band‐like transport mechanism.
Alessandro Grillo   +9 more
wiley   +1 more source

On Approximation of the Solutions to Partial Differential Equations in Finance [PDF]

open access: yes
This paper proposes a general approximation method for the solutions to second-order parabolic partial differential equations (PDEs) widely used in finance through an extension of L'eandrefs approach(L'eandre (2006,2008)) and the Bismut identiy(e.g ...
Akihiko Takahashi, Toshihiro Yamada
core   +3 more sources

Real Estate, the External Finance Premium and Business Investment: A Quantitative Dynamic General Equilibrium Analysis [PDF]

open access: yes
This paper studies the connection between the capital market and the real estate market. Empirically, we find that positive real house price shocks lower the external finance premium and stimulate nonresidential investment and real GDP.
Jin, Yi   +2 more
core   +1 more source

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