We study the behavior and interaction of systematic and idiosyncratic components of risk in a cross-section of U.K. stocks. We find no clear evidence of a trend in any component of total risk, but we document different “regimes” in the behavior of each component of total risk, in their...

We study the optimal regulation of a cooperative credit society which has private information on the intrinsic quality of its loan portfolio (adverse selection) and where the cooperative’s choice of effort to improve this quality cannot be observed by the regulator (moral hazard). We...

Abstract Purpose – Natural disasters may inflict significant damage upon international financial markets. The purpose of this study is to investigate if any contagion effect occurred in the immediate aftermath of the Japanese earthquake, tsunami and subsequent nuclear crisis....

How do government policies and institutions affect stock market performance? As stock markets grow broader and deeper in African countries, the question becomes more critical. Government quality dynamics of corruption-control, government-effectiveness, political-stability or no violence, voice &...

Bu çalışmada menkul kıymet borsalarındaki PMY incelenmektedir. Çalışma yöntem olarak kuramsal/uygulamalı yazın taramasına ve örnek olay analizlerine dayanmaktadır. İnceleme sonucunda, PMY’nin menkul kıymet borsalarındaki fiyat oluşum sürecinin önemli belirleyicilerden biri...

The relationship between stock market development and domestic product are tested for Portugal in a fast economic transformation period (1993-2010). Dynamics are analyzed using a VAR model through Granger causality tests, variance decomposition and impulse-response function. Results show that...

In this paper, we propose to identify the dependence structure existing between the returns of equity and commodity futures and its evolution through the past 20 years. The key point is that we do not do not impose the dependence structure but let the data select it. To do so, we model the...

The aim of the paper is to implement the algorithm for selecting stocks from a pool of stocks listed in a single market index like S&P CNX 500(say) and finding the corresponding weights of the stocks in the optimized portfolio using Treynor’s ratio, on the basis of historical data of Indian...

Securities Transaction Taxes have received much attention over the last few years with countries and global organizations trying to control the level of speculations, especially since the Global Financial Crisis. This study examines the impact of an increase in the level of securities...

We investigate if using a CPPI-style methodology it is possible to “improve” the distribution of portfolio returns from the point of view of an investor holding a balanced portfolio with different allocations in Equities, and whose concern is to avoid significant negative returns and in...