This study investigates the market interdependence among the Dow Jones (USA), Nikkei225 (Japan), and KOSPI200 (Korea) index futures markets from May 2002 to July 2009, which is divided into three distinct periods: the normal growth, accelerated growth and declining growth (crisis) periods. We...

This letter first examines the effectiveness of the order-splitting strategy by analysing the unique intraday dataset of the KOSPI200 futures market, which contains high-quality information on the classes and identification of investors. The empirical finding indicates that a significant number...

This article examines the information content of trade size and investor performance in a unified framework, using the price contribution (PC) measure proposed by Barclay and Warner (1993). Several interesting results obtained through the analysis of a unique dataset of KOSPI200 futures are...

This paper investigates the properties and information contents of an implied volatility index based on Korea's index options contract, which is the most liquid options product in the world. Analyzing the recent 100-month-long volatility index series (VKOSPI; Volatility Index of KOSPI200)...

In the blockchain world, proof-of-work is the dominant protocol mechanism that determines the consensus of the ledger. The hashrate, a measure of the computational power directed toward securing a blockchain through proof-of-work consensus, is a fundamental measure of preventing various attacks....