Results 31 to 40 of about 72,995 (112)

On the Truncated Pareto Distribution with applications

open access: yes, 2008
The Pareto probability distribution is widely applied in different fields such us finance, physics, hydrology, geology and astronomy. This note deals with an application of the Pareto distribution to astrophysics and more precisely to the statistical ...
A. Cohen   +19 more
core   +1 more source

Kinematically Detected Halo Streams

open access: yes, 2016
Clues to the origins and evolution of our Galaxy can be found in the kinematics of stars around us. Remnants of accreted satellite galaxies produce over- densities in velocity-space, which can remain coherent for much longer than spatial over-densities ...
Smith, Martin C.
core   +1 more source

Capital Flight versus Domestic Investment in Developing Countries: An Empirical Analysis from Nigeria [PDF]

open access: yes, 2012
Capital flight is a challenge for many developing countries of the world. The problem is more acute in a country like Nigeria where domestic investment has been severely affected.
Adetiloye, K. A.
core   +1 more source

Stochastic heating of cooling flows

open access: yes, 2009
It is generally accepted that the heating of gas in clusters of galaxies by active galactic nuclei (AGN) is a form of feedback. Feedback is required to ensure a long term, sustainable balance between heating and cooling. This work investigates the impact
Br��ggen   +18 more
core   +1 more source

FUNDAMENTAL TAX REFORM IN THE NETHERLANDS [PDF]

open access: yes
The Dutch Parliament has passed legislation for a new income tax that abolishes the current tax on personal capital income and substitutes it by a presumptive capital income tax, which is in fact a net wealth tax.
Bovenberg,Lans, Cnossen,Sijbren
core   +1 more source

An ultra-luminous quasar with a twelve-billion-solar-mass black hole at redshift 6.30

open access: yes, 2015
So far, roughly 40 quasars with redshifts greater than z=6 have been discovered. Each quasar contains a black hole with a mass of about one billion solar masses ($10^9 M_\odot$). The existence of such black holes when the Universe was less than 1 billion
Beletsky, Yuri   +12 more
core   +1 more source

Interaction of Recoiling Supermassive Black Holes with Stars in Galactic Nuclei

open access: yes, 2012
Supermassive black hole binaries (SMBHBs) are the products of frequent galaxy mergers. The coalescence of the SMBHBs is a distinct source of gravitational wave (GW) radiation.
Baker   +48 more
core   +1 more source

Puzzling properties of the historical growth rate of income per capita explained [PDF]

open access: yesarXiv, 2016
Galor discovered many mysteries of the growth process. He lists them in his Unified Growth Theory and wonders how they can be explained. Close inspection of his mysteries reveals that they are of his own creation. They do not exist. He created them by his habitually distorted presentation of data. One of his self-created mysteries is the mystery of the
arxiv  

Bayesreef: A Bayesian inference framework for modelling reef growth in response to environmental change and biological dynamics [PDF]

open access: yesEnvironmental Modelling and Software, 2020, 2018
Estimating the impact of environmental processes on vertical reef development in geological time is a very challenging task. pyReef-Core is a deterministic carbonate stratigraphic forward model designed to simulate the key biological and environmental processes that determine vertical reef accretion and assemblage changes in fossil reef drill cores. We
arxiv  

Finance from the viewpoint of physics [PDF]

open access: yesarXiv, 2020
In this note we review the basic mathematical ideas used in finance in the language of modern physics. We focus on discrete time formalism, derive path integral and Green's function formulas for pricing. We also discuss various risk mitigation methods.
arxiv  

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