Stock market exchanges in transition economies typically fail. The failure is, in part, due to weak or non-existing securities laws in the transition economy. The Warsaw Stock Exchange is the exception. The Warsaw Stock Exchange serves as a successful model for newly created stock exchanges in...

ARCH modelling framework of Engle (1982) and its GARCH generalization of Bollerslev (1986) gave a huge impetus to econometric model building in the field of financial time series with time-varying variance. The main idea of the models was to describe the most typical features of capital markets...