Although gold is no longer a central cornerstone of the international monetary and financial system, it still attracts considerable attention from researchers and investors. Nowadays, many investors manage their risk with valuable assets such as gold. This paper examines the dynamic relationships between gold and stock markets in the Tehran Stock Exchange. We have applied the Markov switching m...

In this paper I analyze how debt structure and the strategic interaction between shareholders and creditors in the event of default a¤ect expected stock returns. By endogenizing shareholders’decision to default, the model generates new predictions linking …rm characteristics to expected stock returns through an intuitive economic mechanism. In particular, the model predicts that expected stock ...

Information published in online stock investment message boards, and more recently in stock microblogs, is considered highly valuable by many investors. Previous work focused on aggregation of sentiment from all users. However, in this work we show that it is beneficial to distinguish expert users from non-experts. We propose a general framework for identifying expert investors, and use it as a...

This paper develops a model of trading in stock and stock index security markets in the presence of transaction costs. We show that the introduction of stock index market improves the dissemination of market-wide information and index trading is more informative about stock market price movements than stock trading. The model generates rich implications on the informativeness of the stock index...

The aim of this article was to identify the role and specific mechanisms stock exchange in promoting corporate social responsibility (CSR) CSR communications among companies listed on Romanian capital market given country membership European Union. Taking into account quality Bucharest Stock Exchange (BSE) as a member Sustainable Exchanges, well BSE’s concerns about CSR, index built capture act...

in today’s world, markets are no longer under the limitations of a specific location and the importance of this issue is illustrated in effective decision making of economic agents, because the world financial markets are considered often valuable guideline for domestic and foreign markets. in this research, due to the connections between world stock markets, stock markets in countries with the...

information is the most valuable property in stock exchange market in such a way that the more investors are informed, the better they can succeed in the market. sometimes, in such circumstances, because of a great gap between the management and the ownership in the big public companies, administrators of these companies find themseleves in a better informational situation in comparison with th...

Stock patterns are those that occur frequently in stock time series, containing valuable forecasting information. In this paper, an approach to extract patterns and features from stock price time series is introduced. Thereafter, we employ two ANN-based methods to conduct clustering analyses upon the extracted samples, which are the self-organizing map (SOM) and the competitive learning. Beside...

The fish stock of common sole in the Adriatic Sea has been analyzed by agent-based modeling and simulation techniques in order to integrate other classical stock assessment models. In this work we start investigating also about the formal probabilistic modeling of our case study in order to extract valuable biological information from available formal verification techniques. In particular a PR...

Microblogs and social networks have become a valuable resource for mining sentiments in various fields. The sentiments posted on the web have reportedly influenced the trading and investment decisions and activities taking place in the stock exchanges. In this study, we have investigated explored the effects of microblogs on Chinese Stock Market. We have particularly focused on whether measurem...