We overview different methods of modeling volatility of stock prices and exchange rates, focusing on their ability to reproduce the empirical properties in the corresponding time series. The properties of price fluctuations vary across the time scales of observation. The adequacy of different...

Countries have historically welcomed foreign capital and have implemented policies to facilitate and encourage its inflow. However, the recent surge of FDI from economies characterised by large state interventionism has raised concerns for national security and economic stability, leading to...