This paper offers new evidence on informed trading around merger and acquisition announcements from the UK equity and options market. The analysis suggests that in about 25%-33% of events there is abnormal option trading volume during the month that precedes the announcement. Such evidence is...

Recent general equilibrium models prescribe predictable dynamics in the volatility surfaces that are implied by observed option prices. In this paper we investigate the predictability of surfaces, using extensive time series of implied volatilities from over-the-counter options on eight...

The aim of this paper is to apply a multifactor model to analyse the determinants of the risk-return relationship of US listed water transportation stocks and thereafter compare them with the corresponding determinants of other transport industries such as air transportation, rail transportation...

The aim of this paper is to investigate the behaviour of water transportation company stock returns in the U.S. stock exchanges from 1985 to 1994 in order to determine whether the systematic risk of this industry is different from that of the 'average' company in the market, whether it has...

The focus of this paper is the review the empirical work in the area of shipping finance, which deals with the companies in the shipping sector that have made the decision to resort to the capital markets in order to finance their activities. The paper is concerned with the performance of listed...

The purpose of the paper is to examine the effects of different trading systems, the open outcry and the electronic systems, which differ in the speed of dissemination of order flow information, on the relation between trading activity and conditional volatility, on the probability distribution...