Results 141 to 150 of about 7,937,632 (296)

Consistency of Kernel Estimators of Heteroscedastic and Autocorrelated Covariance Matrices [PDF]

open access: yes
Conditions are derived for the consistency of kernel estimators of the covariance matrix of a sum of vectors of dependent heterogeneous random variables, which match those of the currently best-known conditions for the central limit theorem, as required ...
Jong, R.M. de, Davidson, J.
core  

Central Limit Theorem visualized in Excel [PDF]

open access: yes, 2014
The Central Limit Theorem states that regardless of the underlying distribution, the distribution of the sample means approaches normality as the sample size increases.
Zdráhal, T., Hodaňová, J.
core  

Premium subsidy designs and crowding out of insurance demand

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Crop insurance is an important instrument to protect farmers against extreme weather events. Many countries provide subsidies for crop insurance products to make insurance more affordable for farmers. The Federal Crop Insurance Program in the United States and major European crop insurance programs such as in Spain, Italy, and France focus on ...
Tim Philippi
wiley   +1 more source

A mixed quantum-classical central limit theorem [PDF]

open access: yes, 1998
A randomized q-central or q-commutative limit theorem on a family of bialgebras with one complex parameter is ...
Franz, U.
core  

Firm turnover under asymmetric information: Tanzania's agro‐dealer sector

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract We study firm turnover (i.e., entry and exit) and its consumer implications in a market characterized by asymmetric information. Using a three‐round census of agro‐dealers in Tanzania's Morogoro Region, we document annual firm entry and exit rates of 33% and 17%, respectively.
Alix Naugler   +3 more
wiley   +1 more source

Fluids under High Pressure Insighted by Operando Neutron Imaging and Molecular Dynamics Simulations

open access: yesAdvanced Physics Research, EarlyView.
There is limited research on how fluids behave under the extreme conditions found in fuel gas systems (high pressure) and catalytic reactors (high temperature and pressure). Neutron Imaging provides experimental data on interfacial tension, and Henry's law volatility constant, apparent molar volume, and diffusion coefficient for systems from toluene ...
Jonatan Šercl   +7 more
wiley   +1 more source

CONVERGENCE RATES FOR THE CENTRAL LIMIT THEOREM [PDF]

open access: yesProceedings of the National Academy of Sciences, 1966
Friedman, N.   +2 more
openaire   +2 more sources

Advanced Mathematical Extensions of Data Field Theory: Hyperbolic Geometry, Gauge Theory, and Higher Structures

open access: yesAdvanced Physics Research, EarlyView.
This graphical abstract illustrates the unified framework of Data Field Theory (DFT), integrating hyperbolic geometry for hierarchical embedding, gauge theory for internal symmetries, renormalization group for multi‐scale dynamics, Lévy processes for heavy‐tailed fluctuations, noncommutative geometry for quantum‐inspired cognition, and higher ...
Mohammadreza Nehzati
wiley   +1 more source

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