Divergence in investor beliefs is an important driver of the negative relation between option trading volume and future stock returns. We find a strong negative relation between disagreement-based option trades and future stock returns, and this relation is markedly amplified when the underlying...

In this study, we used event study methodology to examine stock price reactions to quarterly earnings announcement. The study is based on a sample of 146 companies listed on Bombay Stock Exchange and December 2000 quarterly earnings announcements are taken event. The abnormal performance is...

Financial integration is one of the buzz words in financial world. The co movement of share prices across the stock markets in the world is a frequently experienced phenomenon. Especially during the times of crisis it is observed that the stock markets crash together. The oil crisis of 1973, the...

This paper examines the short run and long run inter linkages of the Indian stock market with those of Advanced emerging markets viz. Brazil, Hungary, Taiwan, Mexico, Poland and South Africa over the period ranging from 1 January 1992 to 31 December 2009 using Johansen co-integration test and...

The unpredictability of returns counts as a stylized fact of financial markets. To reproduce this fact, modelers usually implement noise terms - a method with several downsides. Above all, systematic patterns are not eliminated but merely blurred. The present article introduces a model in which...

In this paper we design a simple trading strategy to exploit the hypothesized distinct informational content of the arithmetic and geometric mean. The rejection of cointegration between the two stock market indicators supports this conjecture. The profits generated by this cheaply replicable...

In this work we use Recurrent Neural Networks and Multilayer Perceptrons, to predict NYSE, NASDAQ and AMEX stock prices from historical data. We experiment with different architectures and compare data normalization techniques. Then, we leverage those findings to question the efficient-market...