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This study focused on the Korea ETF which is listed and traded in NYSE (New York stock exchange) and analyzed empirically the price discovery effect of NYSE Korea ETF on the Korean stock market. There was almost no related research even though the Korea ETF listed in NYSE did not only show high correlation with the Korean stock market but also was often used as a predictive tool of the Korean stock market by investors.

The significance of this study is in conducting a price discovery analysis on the Korea ETF traded in NYSE by using sample data of ‘iShares MSCI South Korea Capped (symbol: EWY)' of the most abundant liquidity among Korea ETF traded in NYSE. Also, the Korea ETF traded at in Korean nighttime is the spot trading, but since the KOSPI200 nighttime futures are the derivatives trading, there is an implication that the price discovery effect between spot market and derivatives market can be compared by comparing each price discovery effect.

KRX (Korea Exchange) gold market opened in March 2014 according to the government policy legalizing financial transactions, and traded one-gram unit of the real gold by Korean currency (KRW) in the exchange market. Despite the fact that KRX gold market showed the high efficiency in terms of tax and fee in contrast to the existing gold market, the studies on KRX gold market were scarcely performed until quite recently. This study introduce KRX gold market and shows the price discovery function of KRX gold market. Empirical analyses and the results were as follows. First, the return rate of CME gold futures at the t-1 day had a positive impact of significance on market rate of return of KRX gold market at the t day. Second, the KRX gold market also has price discovery function in global gold market. We analyze the efficiency of the KRX gold market by comparing the dollar spot price of gold in the KRX gold market and the price of CME gold futures. These results support the proper efficiency of the KRX gold market in terms of price discovery.