Purpose: Internal audit executives instruct the internal audit department to supervise corporate business management activities, evaluate internal controls and risks and provide recommendations for operating. Therefore, this paper aims to confirm whether and how the supervisory ability of the...

Purpose – The purpose of this paper is to investigate the short‐run return and volatility spill‐overs across three major international copper futures markets: London Metal Exchange (LME), New York Mercantile Exchange (NYMEX), and Shanghai Futures Exchange (SHFE)....

Purpose – This article aims to discuss the binary matrix of spatial association which is suggested by Moran, and proposes a new method of the definition of the w matrix to obtain a new space‐time correlation coefficient considering the correlation of both time and space....

Data from eight major stock markets world-wide and five industries in each market are analysed. The correlations of return indices between countries and industries are studied with the hope of finding answers or confirming previous empirical answers to the following questions and the...

While the impacts of oil price changes on agricultural commodity markets are of great interest to economists, previous studies do not differentiate oil-specific shocks from aggregate demand shocks. In this paper, we address this issue using a structural VAR analysis. Our findings indicate that...

The present study uses firm survey data of 1033 manufacturing firms operating in Ethiopia in 2011 to examine the impact of Chinese outbound direct investment on the productivity of domestic firms. Particularly, we attempt to answer two questions. Firstly, are Chinese-owned (henceforth foreign)...

In this paper, we explore the strategy on hedging crude oil using refined product. We develop a regime switching asymmetric DCC (RS-ADCC) model by taking into account both of regime switching and asymmetry in correlations. Our out-of-sample findings indicate that RS-ADCC displays greater hedging...

This article investigates the effects of the spot‐futures spread on the return and risk structure in currency markets. With the use of a bivariate dynamic conditional correlation GARCH framework, evidence is found of asymmetric effects of positive and negative spreads on the return and the...