Bubbles are among the most puzzling and controversial phenomena of financial mar- kets. Although rare, their cumulative impact on both investor returns and the broader economy can be great. One particular question that has motivated research is why shrewd short sellers don’t prevent excessive...

For centuries, our systems of banking, money, and payments have been legally and institutionally intertwined. The fact that these three—theoretically distinct—systems have been bundled together so tightly and for so long reflects a combination of historical accident, powerful economic and...

This article studies the regulatory strategies to address the potential systemic risk of hedge funds operation in financial markets. Due to the implications of the choice of regulatory strategies and instruments in terms of mitigating systemic risk, the article focuses on one critical aspect of...

The implementation of a financial transaction tax has been the subject of debate for many years. Countries all across the globe have enacted various types of this tax and have seen different results depending upon factors such as the rate and the types of financial instruments affected by it....

One of the problems perceived to be at the heart of the global financial crisis was an amalgamation of various commercial and investment banking activities under one entity, as well as the interconnectedness of the banking entities with other financial institutions, investment funds, and the...

This paper studies the predictability of stock returns using monthly data on eight markets over the period 1876-1913. In contrast to much of the existing literature I find broad predictability across stock markets. Market interest rates and seasonal dummies generally have predictive power, and...

This article aims to discuss two issues relatively linked. The first is an evaluation of the concept of paradigm of T. Kuhn in his representative work: The Structure of Scientific Revolutions ERC, [Ku96] and the complementary version by W. Stegmüller, Structure and dynamics of theories EDT,...

This paper identifies the risks associated with investing in the Turkish stock market. We find that Turkish firms are more volatile than firms in countries that have recently joined the EU (our control group) and that the excess volatility is significantly associated with higher financial and...

The purpose of the paper is to test the weak-form market efficiency in Saudi Arabia's stock market, Tadawul, which is expected to follow a random walk. All share index and sectoral indices for daily closing prices in Tadawul between October 15, 2006 and November 15, 2012 are collected. The unit...