An investment is a commitment of funds made in the expectation of some positive rate of return. A fundamental principle of investments is diversification, where investors diversify their investments into different types of financial assets. The different stocks can be clubbed in one portfolio....

Human activities widely exhibit a power-law distribution. Considering stock trading as a typical human activity in the financial domain, the first aim of this paper is to validate whether the well-known power-law distribution can be observed in this activity. Interestingly, this paper determines...

This paper first extends Sias (2004) to examine whether UK fund managers are engaged in herding behaviours in the stock market, their reasons for herding, whether their herding behaviours are different during bullish and bearish periods and whether or not their herding behaviours are...