Compare with the rate of development of human society , human biological evolution and behavioral pattern change very slowly ,thus human has to use “raw” cognitive pattern which cause bias to process modern information. To study the problem of Corporate Over-investment based on Heuristic...

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English Abstract: The conception of global macroeconomic spherical model is a three-dimensional space model, which is proposed under the integration of global economy and the globalization of network. In view of the financial crisis in USA in 2008, the output of its crisis has been changed into...

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Taiwan Top 50 Tracker Fund (TTT) is the first Exchange Traded Fund (ETF) in Taiwan. This study investigates the impact of TTT on the liquidity of the constituent stocks. The empirical result coincides with the expectation of arbitrage hypothesis that the liquidity of the constituents is...

The restriction of short-sale prices, which stated that short-sale prices must not be lower than the closing price of the previous trading day, no longer applies to the constituent stocks of the Taiwan Top 50 Index. This study investigates the abnormal returns and volatility changes of those...