34,786 research outputs found

    Concentration among the Rich

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    The aim of this paper is to examine the concentration of wealth among the group of top wealth holders, defined as those with wealth in excess of a high cut off. The paper begins by considering the definition of this cut off, analogous to the definition of a poverty line at the other end of the distribution. It then considers what can be learned about the proportion classified as ?rich? and about the concentration among the rich from four non-survey sources: journalists? lists, estate data, wealth tax data, and investment income tax data. It starts off from the world?s billionaires in 2006, but is particularly concerned with changes over time within countries, taking France, Germany, the UK, and the USA, to illustrate the different sources.wealth, inequality, assets, rich

    A study of the spatial characteristics of the Jews in London 1695 & 1895

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    This paper suggests that the settlement pattern of Jews in London is in a distinct cluster, but contradicts the accepted belief about the nature of the 'ghetto'; finding that the traditional conception of the 'ghetto', as an enclosed, inward-looking immigrant quarter is incorrect in this case. It is shown that despite the fact that the Jews sometimes constituted up to 100% of the population of a street, that in general, the greater the concentration of Jews in a street, the better connected (more 'integrated') the street was into the main spacial structure of the city. It is also suggested here that the Jewish East End worked both as an internally strong structure of space, with local institutions relating to and reinforcing the local pattern of space; and also externally, with strong links tying the Jewish East End with its host society. It is proposed that this duality of internal/external links not only strengthens Jewish society but possibly contradicts accepted beliefs on the structure of immigrant societies

    Models of Financial Markets with Extensive Participation Incentives

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    We consider models of financial markets in which all parties involved find incentives to participate. Strategies are evaluated directly by their virtual wealths. By tuning the price sensitivity and market impact, a phase diagram with several attractor behaviors resembling those of real markets emerge, reflecting the roles played by the arbitrageurs and trendsetters, and including a phase with irregular price trends and positive sums. The positive-sumness of the players' wealths provides participation incentives for them. Evolution and the bid-ask spread provide mechanisms for the gain in wealth of both the players and market-makers. New players survive in the market if the evolutionary rate is sufficiently slow. We test the applicability of the model on real Hang Seng Index data over 20 years. Comparisons with other models show that our model has a superior average performance when applied to real financial data.Comment: 17 pages, 16 figure

    Wealth inequality: data and models

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    In the United States wealth is highly concentrated and very unequally distributed: the richest 1% hold one third of the total wealth in the economy. Understanding the determinants of wealth inequality is a challenge for many economic models. We summarize some key facts about the wealth distribution and what economic models have been able to explain so far.Wealth
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