This paper reconsiders return-volume dependence for the U.S. and six international equity markets. We contribute to previous work by proposing surprise volume as a new proxy for private information flow and apply extreme value theory in studying dependence for large volume and return, i.e. under...

Generally there is a common belief that returns and trading activities have a strong positive relationship. This paper analyzes return-volume relationship in Indian context, both in contemporaneous as well as lead- lag. Initial screening of returns and trading activity data shows some...

A computerized double auction market with human traders is employed to examine the relation of price and volume under conditions of asymmetric information. In this market, the informed traders receive higher precision signals than the uninformed traders. The relation of price and volume has been...

We examine the effects of thin trading on the specification of event study tests. Simu-lations of upper and lower tail tests are reported with and without variance increases on the event date across levels of trading volume. The traditional standardized test is mis-specified for thinly traded...

This paper examines the validity of the efficient market hypothesis (EMH) for the foreign exchange market of Papua New Guinea (PNG) using data on spot exchange rates for four major foreign currencies during the recent float. The unit root test results indicate that all the four exchange rates...

This study tests weak and semi-strong form efficiency of the foreign exchange market in Sri Lanka using six bilateral foreign exchange rates during the recent float. Weak-form efficiency is examined using unit root tests while semi-strong form efficiency is tested using co- integration and...

El objetivo de este paper es realizar una descripción del caso brasileño, en lo que hace a la salida de un sistema en el cual el ancla nominal de la economía era un tipo de cambio semi-fijo, hacia un régimen de flotación “cuasi” limpia de la moneda, en el que el ancla de la economía...