Modern economies have been subjected to a number of shocks during the past several years such as the burst of the Internet bubble, terrorist attacks, corporate scandals, the war in Iraq, the uncertainty about energy prices, and the recent subprime mortgage crisis. In particular, during the last...

Modern economies have been subjected to a number of shocks during the past several years such as the burst of the Internet bubble, terrorist attacks, corporate scandals, the war in Iraq, the uncertainty about energy prices, and the recent subprime mortgage crisis. In particular, during the last...

In this paper, we discuss a number of univariate tests for independence and hidden nonlinear deterministic structure, and apply these tests to the Canadian exchange rate, using daily data over a 30-year period from January 2, 1973 to February 14, 2003