In this paper we examine the characteristics and stability of individual stock and portfolio betas of stocks listed in the Istanbul Stock Exchange (ISE) using samples of 500 individual stocks and 500 portfolios of 10 stocks each. We begin with a methodology similar to the basic event study...

Empirical studies on market returns are carried out to try to better understand the various markets. An interesting and not fully explained finding is that mean returns differ across the day of-the-week. The most commonly found patterns in developed markets and some developing markets are the...

In this time of ever increasing relationships between countries within an expanding global economy, firms have to deal with decisions that extend beyond their national borders. One of their most important decisions deals with which market(s) to participate in, including capital markets. There is...