This study presents the empirical evidence of Kyle (1985) that informed traders spread their orders over time to camouflage their information. Our proprietary data, which contain account numbers in the Korean options market, identify whether traders break up his or her order (split orders) or...

We investigate the roles of liquidity providers (LPs) and algorithmic traders (ATs) using a complete derivative warrant trading record of all investors in Korea. The main empirical findings indicate that LPs, the sole traders responsible for making market, do not trade primarily for liquidity...

In this paper, we analyze the effect of shareholder activism on firm value through internal corporate governance in an emerging market. We investigate the shareholder activism by the National Pension Service (NPS) of Korea, the fourth-largest pension fund in the world in 2010. We investigate...

We investigate the trading behavior of high frequency trading (HFT), the impact of HFT on market quality, its role in the price discovery process, and its profitability, using a very detailed data set of the KOSPI 200 index futures market. We find that high frequency traders (HFTs) do not...

Define the number of buy-sell “switching points” as the number of times that individual traders change the direction of their trading. Based on the hypothesis that switching points take place in business time, market microstructure invariance predicts that the aggregate number of switching...

It is frequently argued that foreign investors have extrapolative expectations due to their informational disadvantages. That is, absent other sources of information, foreigners revise their expectations on the future price of a domestic stock more in line with its current price change than do...