In this study, regression model concerning the dollar and euro variables by using daily buying numbers of Exchange of T.R. Central Bank between dates of 01.01.2008 and 31.05.2011 was built. Structural crash periods of dollar and euro variables was dealt as depending on the model; the fact that the relation between dollar and euro was destroyed as depending on the global and economic crisis experienced in recent years was tried to be determined. Following the practice, it was determined that the relation between dollar and euro was destroyed because of the high current account deficit given by USA. Besides, meaningfulness was brought into model by using Ramsey Reset test. Also it was determined that it caused the structural crash between euro and dollar by reason of the high amount of coinage by European Central Bank and FED. Following the study, the fact that USA should bring limitation to coinage in terms of foreign exchange market has emerged.
Keywords: Euro, Dollar, Central Bank, Regression, Crash, Relation, Economy, Foreign Exchange