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We analyze the evolving price °uctuations by using ultrametric distance of minimally spanning ˉnancial tree of stocks traded in Jakarta Stock Exchange 2000-2004. Ultrametricity is derived from transfo...
Economists are as perplexed as anyone by the behavior of the stock market. Figure 1 shows a broad measure of stock-market value in relation to GDP from 1947 through 2000. In addition to saw-tooth move...
The value of a firm’s securities measures the value of the firm’s productive assets. If the assets include only capital goods and not a permanent monopoly franchise, the value of the securities measur...
For a number of reasons, computational intelligence and machine learning methods have been largely dismissed by the professional community. The reasons for this are numerous and ...
Financial markets are a classical example of complex systems as they are compound by many interacting stocks. As such, we can obtain a surprisingly good description of their structure by making the ro...
The price of a given stock is exactly known only at the time of sale when the stock is between the traders. If we know the price (owner) then we have no information on the owner (price). A more genera...
We investigate the structure of the profit landscape obtained from the most basic, fluctuation based, trading strategy applied for the daily stock price data. The strategy is parameterized by only two...
A spin model relating physical to financial variables is presented. Based on this model, an algo-rithm evaluating negative temperatures was applied to New York Stock Exchange quotations from May 2005 ...
This study attempts to empirically examine the impact of initial public offerings on China's banking sector. The period considered covers the years 1996-2004. The fixed effects and random effects mode...
This paper analyzes the impact of changes in monetary policy on equity prices, with the objectives of both measuring the average reaction of the stock market and understanding the economic sources of ...
Abstract: A new model for the stock market price analysis is proposed. It is suggested to look at price as an everywhere discontinuous function of time of bounded variation.
We present a novel approach to the study the dynamics of stock market correlations. This is achieved through an innovative visualization tool that allows an investigation of the structure and dynamics...
In this study, we evaluate the quantile forecasts of the daily equity returns on three of the most liquid stocks traded on the Prague Stock Exchange. We follow the recent findings that consider the po...
Stock market volatility has been omnipresent in the information technology sector. This manuscript compares the stock performance of computer software companies across six different twenty-month per...
The uptick rule is a former rule established by the SEC that required that every short sale transaction be entered at a price that is higher than the price of the previous trade. The purpose of this...

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