This study intends to find out whether or not the Nikkei 225 evolves over time in accordance with the following four widely used processes for determining stock prices: random walk with a drift, AR(1), GARCH(1,1), and GARCH(1,1)-M. Given the fact that, in actuality, we have but one sample of...

In the aftermath of the Asian financial crisis, a series of reform and liberalization measures have been implemented in Singapore to upgrade its financial markets. This study investigates whether these measures have led to less profitability for those investors who employ technical rules for...